List of coupled cousins

This is a list of prominent individuals who have been romantically or maritally coupled with a cousin.

Notable people

Abdullah ibn Abd al-Muttalib and his third cousin once removed, Aminah
John Adams and his third cousin, Abigail Smith
John Adams II and his first cousin, Mary Catherine Hellen
Mary Louisa Adams, granddaughter of John Quincy Adams by his second son John Adams II, and her second cousin William Clarkson Johnson, a great-grandson of John Quincy Adams' father John Adams by his second son Charles Adams
Mary Gardiner Adams, granddaughter of John Quincy Adams by his third son Charles Francis Adams Sr., and her distant cousin Henry Parker Quincy
Ali and his first cousin once removed, Fatimah
Mark Antony and his first cousin, Antonia Hybrida Minor, and later his fourth cousin once removed, Octavia the Younger

Johann Sebastian Bach and his second cousin, Maria Barbara Bach
Josiah Bartlett, second signer of the United States Declaration of Independence, and his first cousin, Mary Bartlett
Ilsley Boone and his first cousin, Ella Murray "Mae" Boone, founder of the American Sunbathing Association, which today is known as the American Association for Nude Recreation
James Boswell and Boswell's cousin Peggie Montgomerie married in 1769.
Christine Boutin and her first cousin, Louis Boutin
Wernher von Braun and his first cousin, Maria Luise von Quistorp
Marcus Junius Brutus and his half-first cousin, Porcia
Charles Bulfinch and his first cousin, Hannah Apthorp

Quintus Caecilius Metellus Celer and his first cousin, Clodia Pulchra
John C. Calhoun, seventh Vice President of the United States, and his first cousin once removed, Floride Calhoun
Jeanne Calment, the oldest person whose age was verified by official documents, and her second cousin, Fernand Calment
Benedict Swingate Calvert, third Proprietor Governor of Maryland and father of Eleanor Calvert, and his first cousin once removed, Elizabeth Calvert
Charles Carroll of Carrollton, the only Roman Catholic signer of the United States Declaration of Independence, and his second cousin, Mary Darnall
Publius Cornelius Scipio Nasica Corculum and his second cousin, Cornelia Africana Major

Charles Darwin and his first cousin, Emma Wedgwood Their respective siblings Caroline Darwin and Josiah Wedgwood III also married. In addition, their grandparents, Sarah Wedgwood and Josiah Wedgwood, were third cousins.
Alfred I. du Pont, great-grandson of DuPont founder and his cousin-by-marriage, Bessie Gardner, as well as his second cousin, Alicia Bradford Maddox
Pierre S. du Pont married his first cousin, Alice Belin, in 1915
Andrew Jackson Donelson and his first cousin, Emily Donelson; later, his first cousin, Elizabeth Martin Randolph

Albert Einstein and his first cousin and second cousin, Elsa Löwenthal née Einstein
William Greenleaf Eliot, founder of Washington University in St. Louis, married his first cousin.
William Ellery, signer of the Declaration of Independence, and his first cousin once removed, Abigail Cary
William Crowninshield Endicott, former US Secretary of War, and his first cousin, Ellen Peabody
John Wayles Eppes and his half-first cousin, Mary Jefferson

James Fenner and his first cousin once removed, Sarah Whipple Jenckes.
John F. Fitzgerald, former mayor of Boston and grandfather of John F. Kennedy, and his second cousin Mary Josephine Hannon
Vivian Fuchs, British explorer, and his cousin Joyce Connell

Carlo Gambino, a mob boss, and his first cousin, Catherine Castellano
Harry Augustus Garfield and his second cousin, Belle Hartford Mason
Buddha Gautama and first cousin Yaśodhara
André Gide, Nobel Prize-winning French author, and his cousin Madeleine Rondeaux
Charlotte Perkins Gilman, American author, and her first cousin, George Houghton Gilman
Carl Giles, cartoonist, and his cousin, Joan Giles
Rudy Giuliani, mayor of New York, 1994–2001, and his second cousin, Regina Peruggi
A. D. Gordon and his cousin, Faige Tartakov.
Laurent Gouvion, French general and later Marshal of the Empire, and his first cousin, Anne Gouvion
Samuel L. Gouverneur and his first cousin, Maria Hester Monroe
Duncan Grant, Scottish painter, who was in a relationship with his male cousin, the English writer Lytton Strachey.
Bibb Graves, and his first cousin, Dixie Bibb
Edvard Grieg, Norwegian composer, and his first cousin, Nina Hagerup

Monty Hall and his distant cousin Marilyn Plottel
Benjamin Harrison V, American revolutionary leader, and his second cousin, Elizabeth Bassett
Anna Tuthill Harrison, daughter of William Henry Harrison, and her first cousin once removed, William Henry Harrison Taylor
Elizabeth Bassett Harrison, daughter of William Henry Harrison, and her first cousin, John Cleves Short
Friedrich Hayek, Austrian-British economist, and his cousin Helene Bitterlich<
Alexander Herzen, Russian writer and political activist, and his cousin Natalya Zakharina
Oliver Wendell Holmes, Sr., the poet, and his second cousin, Amelia Lee Jackson
Stephen Hopkins, signer of the Declaration of Independence, and his second cousin, Sarah Scott
Saddam Hussein and his first cousin Sajida Talfah

Isaac was married to his first cousin once removed, Rebecca

Jacob was married to two of his first cousins, sisters Leah and Rachel
Ja'far al-Sadiq and his first cousin, Fatima bint al-Hussain'l-Athram bin al-Hasan bin Ali
Miss Velma Jaggers and her first cousin Orval Lee Jaggers.
Jesse James and his first cousin, Zerelda "Zee" Mimms
Thomas Jefferson and his third cousin, Martha Wayles
Jón Sigurðsson, leader of the 19th-century Icelandic independence movement, and his first cousin, Ingibjörg Einarsdóttir

Naoto Kan, former Prime Minister of Japan, and his first cousin, Nobuko
John Kerry, U.S. Secretary of State, was married to his distant cousin Julia Thorne.
Arthur Henry King and his second cousin Patricia
Nobusuke Kishi, former Japanese statesman, and his first cousin, Yoshiko Kishi
Kujō Michiie and his first cousin, Saionji Rinshi
Kujō Yoritsune and his second cousin once removed, Minamoto no Yoshiko

Mark Labbett and his second cousin, Katie Labbett
David Lean, British film director, and his first cousin, Isabel Lean
Charles Lee and his second cousin, Anne Lee
Edmund Jennings Lee I and his second cousin, Sarah Lee
Robert E. Lee and his third cousin, Mary Anna Custis
Charles Lilburn Lewis and his first cousin, Lucy Jefferson Lewis
Fielding Lewis and his second cousin, Catharine Washington, and later his second cousin, Betty Washington, the sister of George Washington
Jerry Lee Lewis, rock and roll musician, and his first cousin once removed, Myra Gale Brown
Li Ka-shing, founder of Cheung Kong Holdings, married his first cousin Chong Yuet Ming, who died in 1990
Edward Philip Livingston and his third cousin, Elizabeth Stevens Livingston
John Henry Livingston and his second cousin, Sarah Livingston
Abbott Lawrence Lowell, president of Harvard University, and his distant cousin, Anna Parker Lowell
John Amory Lowell and his first cousin, Susan Cabot Lowell

John A. Macdonald, first prime minister of Canada, and his first cousin, Isabella Clark
Rob Roy MacGregor and his cousin Mary Helen MacGregor of Comar, who married in January 1693
Gerardo Machado y Morales, fifth president of Cuba, and his first cousin, Elvira Machado Nodal
Maeda Toshiie, Japanese Daimyō in the 15th century, and his cousin, Matsu.
Thomas Malthus, British academic, and his first cousin once removed, Harriet Eckersall
Delarivier Manley, British playwright and political satirist, and her first cousin John Manley
Mao Zedong, founder of the People's Republic of China, and his second cousin Luo Yixiu
Francis Marion, American revolutionary leader also called the "Swamp Fox," and his first cousin, Mary Esther Videau
Humphrey Marshall and his first cousin, Anna Maria Marshall.
Abraham Maslow, father of humanistic psychology, and his first cousin, Bertha Goodman
Matthew Fontaine Maury married his first cousin, Ann Hull Herndon, sister of Captain William Lewis Herndon, who died on his ship SS Central America
Hipólito Mejía, Dominican Republic president, and his third cousin
Darius Milhaud, French composer, and his first cousin Madeleine Milhaud
Christopher Robin Milne, son of author A. A. Milne who was the model for the character Christopher Robin of the Winnie-the-Pooh books, and his first cousin Lesley Sélincourt
Marina Mora, Peruvian beauty queen and former Miss Peru, and her first cousin Gustavo Mora
Mōri Terumoto, Japanese Daimyo in late 15th and early 16th century, and his cousin, Minami no Kata.
Samuel Eliot Morison, historian, and his first cousin once removed, Agnes Priscilla Randolph Barton
Samuel F. B. Morse, inventor of the Morse code, and his first cousin once removed, Sarah Elizabeth Griswold, his second wife
Ignacy Mościcki, Polish chemist and president and his first cousin, Michalina Czyżewska
Muhammad, Islamic prophet and his first cousin, Zaynab bint Jahsh
Frederick Augustus Muhlenberg and his second cousin, Catherine Anne Muhlenberg. Their son William Frederick Muhlenburg married his second cousin, Henrietta Augusta Muhlenberg.

Naoe Kanetsugu, Japanese samurai and Karō of the Uesugi clan in 15th and 16th century, and his cousin, Osen.
John Neal, an eccentric and influential American writer, critic, and activist, and his first cousin, Rachel Hall.

Ōtomo no Yakamochi, Japanese statesman and waka poet in the Nara period, and his cousin, Sakanoue no Ōiratsume.

Karen Pini and her second cousin, Garry Carpenter
Edgar Allan Poe and his first cousin, Virginia Clemm
Peter A. Porter and his first cousin, Mary Cabell Breckinridge
Bolesław Prus, Polish novelist, and his cousin Oktawia Trembińska

Sergei Rachmaninoff, composer, and his cousin, Natalia Satina
Thomas Mann Randolph Jr. and his double third cousin, Martha Jefferson Randolph
Satyajit Ray, Indian film-maker, and his first cousin, Bijoya Ray
José Rizal, Philippine national hero who had a relationship with his second cousin Leonor Rivera
Theodore Douglas Robinson and his sixth cousin Helen Rebecca Roosevelt
Franklin D. Roosevelt, US president, and his fifth cousin once removed, Anna Eleanor Roosevelt
James Roosevelt I and his second cousin, Rebecca Brien Howland, and later his sixth cousin, Sara Delano
Philip Roosevelt and his second cousin Jean S. Roosevelt
Alphonse James de Rothschild and his first cousin once removed, Leonora de Rothschild
Edmond James de Rothschild and his first cousin once removed, Adelheid von Rothschild
Ferdinand de Rothschild and his second cousin, Evelina de Rothschild
James Nathan de Rothschild and his second cousin, Laura von Rothschild
Lionel de Rothschild and his first cousin, Charlotte von Rothschild
Nathaniel de Rothschild and his first cousin, Charlotte de Rothschild
Salomon James de Rothschild and his first cousin once removed, Adèle von Rothschild
Adolph Carl von Rothschild and his first cousin once removed, Julie von Rothschild
Albert Salomon Anselm von Rothschild and his second cousin, Bettina Caroline de Rothschild
Anselm Salomon von Rothschild and his first cousin, Charlotte Nathan Rothschild
Mayer Carl von Rothschild and his first cousin, Louise von Rothschild
Wilhelm Carl von Rothschild and his first cousin once removed, Mathilde Hannah von Rothschild
Hassan Rouhani, 7th president of Iran and his first cousin Sahebeh Rouhani née Arabi

Eisaku Satō, prime minister of Japan, and his cousin, Hiroko Sato
Greta Scacchi, actress of Presumed Innocent, and her first cousin, Carlo Mantegazza
Lucius Scribonius Libo and his half-first cousin twice removed, Cornelia Pompeia
Robert Sargent Shriver and his second cousin, Hilda Shriver, parents of Sargent Shriver
Igor Stravinsky, composer, and his first cousin, Katerina Nossenko
Werner von Siemens, founder of Siemens AG, and his third cousin once removed, Antonie Siemens

Alphonso Taft and his fourth cousin twice removed, Louisa Maria "Louise" Torrey
Jacob Taft, the grandfather of Rhode Island governor Royal C. Taft, married his first cousin once removed, Mary Taft. His brother Eastman Taft, grandfather of Ezra T. Benson, married his second cousin, Mary's niece Hannah Taft.
Toyotomi Hideyori, Japanese Daimyō, a son of Toyotomi Hideyoshi, and his cousin Senhime
John Alexander Tyler and his third cousin, Sarah Griswold Gardiner

Uthman and his second cousin, Ruqayyah bint Muhammad, and later his second cousin, Umm Kulthum bint Muhammad

Marcus Valerius Messala Barbatus and his half-first cousin, Domitia Lepida the Younger
Mario Vargas Llosa, Peruvian writer and 2010 Nobel laureate, and his first cousin Patricia Llosa
Martin Van Buren, US president, and his first cousin once removed, Hannah Hoes
Stephen Van Rensselaer and his third cousin, Margarita "Peggy" Schuyler

Gordon Welchman, Bletchley Park mathematician-cryptologist, and his cousin, Elisabeth Huber
H. G. Wells, author, and his first cousin, Isabel Mary Wells
Zack Wheat, baseball player, and his second cousin, Daisy Forsman
William Whipple, signer of the Declaration of Independence, and his first cousin, Catherine Moffatt
Dennis Wilson and his first cousin once removed, Shawn Marie Love
John A. Winston and his first cousin, Mary Agness Jones
Henry Winthrop and his first cousin Elizabeth Fones

Annie Henrietta Yule, breeder of Arab horses at Hanstead Stud in England, and her cousin Sir David Yule, 1st Baronet, Scottish business based in British India
Royalty in Europe

The royal couples listed below are but a sampling of the innumerable marriages that have occurred between cousins, of varying degrees, from royal or noble houses.
Such royal intermarriages have been common, as it has generally been deemed inappropriate for royals to marry commoners.

Person	Spouse	Married	Year	Relationship	Common ancestor
Prince Adalbert of Bavaria	Infanta Amalia of Spain	25 August 1856	1856	Fifth cousins	Philip William, Elector Palatine and Landgravine Elisabeth Amalie of Hesse-Darmstadt
Prince Adalbert of Bavaria	Countess Augusta of Seefried and Buttenheim	12 June 1919	1919	Second cousins once removed	Ludwig I of Bavaria and Therese of Saxe-Hildburghausen
Prince Adalbert of Prussia	Princess Adelaide of Saxe-Meiningen	3 August 1914	1914	Second cousins	Ernst I, Prince of Hohenlohe-Langenburg and Princess Feodora of Leiningen
Adolf, Duke of Holstein-Gottorp	Christine of Hesse	17 December 1564	1564	Second cousins once removed	Eric II, Duke of Pomerania and Sophie of Pomerania, Duchess of Pomerania
Adolf I, Prince of Schaumburg-Lippe	Princess Hermine of Waldeck and Pyrmont	25 October 1844	1844	First cousins	George I, Prince of Waldeck and Pyrmont and Princess Augusta of Schwarzburg-Sondershausen
Adolf Frederick, King of Sweden	Louisa Ulrika of Prussia	29 August 1744	1744	Third cousins	George, Duke of Brunswick-Lüneburg and Anne Eleonore of Hesse-Darmstadt
Adolf Frederick I, Duke of Mecklenburg	Anna Maria of Ostfriesland	4 September 1622	1622	First cousins	Adolf, Duke of Holstein-Gottorp and Christine of Hesse
Adolf Frederick I, Duke of Mecklenburg	Duchess Marie Katharina of Brunswick-Dannenberg	1635	1635	Third cousins once removed	Magnus II, Duke of Mecklenburg and Sophie of Pomerania, Duchess of Mecklenburg
Duke Adolf Friedrich of Mecklenburg	Princess Viktoria Feodora of Reuss-Schleiz	24 April 1917	1917	Fourth cousins	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Adolph, Landgrave of Hesse-Philippsthal-Barchfeld	Princess Louise of Saxe-Meiningen	18 October 1781	1781	First cousins once removed	Philip, Landgrave of Hesse-Philippsthal and Catherine von Solms-Laubach
Prince Adolph of Schwarzburg-Rudolstadt	Princess Mathilde of Schonburg-Waldenburg	27 September 1847	1847	Double first cousins once removed	Frederick Charles, Prince of Schwarzburg-Rudolstadt and Princess Friederike of Schwarzburg-Rudolstadt; Frederick V, Landgrave of Hesse-Homburg and Princess Caroline of Hesse-Darmstadt
Adolphe, Grand Duke of Luxembourg	Grand Duchess Elizabeth Mikhailovna of Russia	31 January 1844	1844	Second cousins once removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Adolphe, Grand Duke of Luxembourg	Princess Adelheid-Marie of Anhalt-Dessau	23 April 1851	1851	Fourth cousins	Louis VIII, Landgrave of Hesse-Darmstadt and Countess Charlotte of Hanau-Lichtenberg
Prince Adolphus, Duke of Cambridge	Princess Augusta of Hesse-Kassel	1 June 1818	1818	Second cousins	George II of Great Britain and Caroline of Ansbach
Adolphus Frederick II, Duke of Mecklenburg-Strelitz	Princess Maria of Mecklenburg-Güstrow	1684	1684	First cousins once removed	Johann VII, Duke of Mecklenburg and Sophia of Holstein-Gottorp
Adolphus Frederick III, Duke of Mecklenburg-Strelitz	Princess Dorothea of Schleswig-Holstein-Sonderburg-Plön	16 April 1709	1709	Third cousins	Adolf, Duke of Holstein-Gottorp and Christine of Hesse
Adolphus Frederick V, Grand Duke of Mecklenburg-Strelitz	Princess Elisabeth of Anhalt	April 17, 1877	1877	Second cousins once removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Afonso, Prince of Portugal	Isabella of Aragon, Queen of Portugal	1490	1490	Second cousins	John, Constable of Portugal and Isabel of Barcelos
Afonso II of Portugal	Urraca of Castile, Queen of Portugal	1206	1206	Second cousins once removed	Ramon Berenguer III, Count of Barcelona and Douce I, Countess of Provence
Afonso III of Portugal	Matilda II, Countess of Boulogne	1239	1239	Third cousins once removed	Fulk, King of Jerusalem
Afonso III of Portugal	Beatrice of Castile	1253	1253	First cousins twice removed	Alfonso VIII of Castile and Eleanor of England, Queen of Castile
Afonso IV of Portugal	Beatrice of Castile	12 September 1309	1309	Half-first cousins once removed	Alfonso X of Castile
Afonso V of Portugal	Isabel of Coimbra	6 May 1447	1447	First cousins	John I of Portugal and Philippa of Lancaster
Afonso V of Portugal	Joanna la Beltraneja	10 May 1475	1475	First cousins once removed	Ferdinand I of Aragon and Eleanor of Alburquerque
Afonso of Portugal, Lord of Portalegre	Violante Manuel	1287	1287	First cousins once removed	Ferdinand III of Castile
Agrippina the Elder	Germanicus	between 5 BC and 1 BC	1 BC	Second cousins	Gaius Octavius and Atia Balba Caesonia
Agrippina the Younger	Gnaeus Domitius Ahenobarbus	28	28	First cousins once removed	Mark Antony and Octavia Minor
Prince Aimone, Duke of Apulia	Princess Olga of Greece	16 September 2008	2008	Second cousins ; second cousins once removed	Prince Jean, Duke of Guise and Princess Isabelle of Orléans; George I of Greece and Olga Constantinovna of Russia
Albert of Saxony	Carola of Vasa	18 June 1853	1853	Second cousins	Charles Louis, Hereditary Prince of Baden and Princess Amalie of Hesse-Darmstadt
Prince Albert of Saxe-Altenburg	Princess Marie of Prussia	6 May 1885	1885	Second cousins once removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Prince Albert of Saxe-Altenburg	Duchess Helene of Mecklenburg-Strelitz	13 December 1891	1891	Second cousins	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Prince Albert of Prussia	Princess Marianne of the Netherlands	14 September 1830	1830	First cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Prince Albert of Prussia	Princess Marie of Saxe-Altenburg	9 April 1873	1873	Second cousins once removed	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Albert, 8th Prince of Thurn and Taxis	Archduchess Margarethe Klementine of Austria	15 July 1890	1890	Fourth cousins	Charles Alexander, Duke of Württemberg and Princess Marie Auguste of Thurn and Taxis
Albert I of Belgium	Elisabeth of Bavaria, Queen of Belgium	2 October 1900	1900	Third cousins	Charles Louis, Hereditary Prince of Baden and Princess Amalie of Hesse-Darmstadt
Albert V, Duke of Bavaria	Archduchess Anna of Austria	July 4, 1546	1546	Second cousins once removed	Frederick III, Holy Roman Emperor and Eleanor of Portugal, Holy Roman Empress
Albert VII, Archduke of Austria	Isabella Clara Eugenia	18 April 1599	1599	First cousins	Charles V, Holy Roman Emperor and Isabella of Portugal
Albert, Duke of Prussia	Dorothea of Denmark, Duchess of Prussia	12 February 1526	1526	Second cousins once removed; third cousins	Frederick I, Elector of Brandenburg and Elisabeth of Bavaria, Electress of Brandenburg; Frederick I, Elector of Saxony and Catherine of Brunswick-Lüneburg
Albert, Duke of Prussia	Anna Marie of Brunswick-Lüneburg	1550	1550	Half-first cousins twice removed	Albrecht III Achilles, Elector of Brandenburg
Albert Casimir, Duke of Teschen	Maria Christina, Duchess of Teschen	8 April 1766	1766	Second cousins	Leopold I, Holy Roman Emperor and Eleonor Magdalene of Neuburg
Albrecht, Duke of Bavaria	Countess Maria Draskovich of Trakostjan	3 September 1930	1930	Fourth cousins once removed	Leopold II, Holy Roman Emperor and Maria Luisa of Spain
Albrecht, Duke of Württemberg	Archduchess Margarete Sophie of Austria	24 January 1893	1893	Half-second cousins once removed	Maximilian I Joseph of Bavaria
Alexander I of Scotland	Sybilla of Normandy	1107	1107	Sixth cousins	Hugh II, Count of Nordgau
Alexander I of Russia	Louise of Baden	28 September 1793	1793	Fourth cousins	Albert II, Margrave of Brandenburg-Ansbach and Sophie Margarete of Oettingen-Oettingen
Alexander II of Russia	Marie of Hesse and by Rhine	16 April 1841	1841	Double second cousins once removed	Louis IX, Landgrave of Hesse-Darmstadt and Countess Palatine Caroline of Zweibrücken; Prince George William of Hesse-Darmstadt and Countess Maria Louise Albertine of Leiningen-Dagsburg-Falkenburg
Alexander II of Scotland	Joan of England, Queen of Scotland	21 June 1221	1221	Half-third cousins ; Third cousins once removed	Henry I of England; Malcolm III of Scotland and Saint Margaret of Scotland
Alexander II of Scotland	Marie de Coucy	15 May 1239	1239	Third cousins once removed	Hugh, Count of Vermandois and Adelaide, Countess of Vermandois
Alexander III of Russia	Dagmar of Denmark	9 November 1866	1866	Fourth cousins; Double fourth cousins once removed	Christian Karl Reinhard of Leiningen-Dagsburg-Falkenburg and Katharina Polyxena of Solms-Rödelheim; Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel and Princess Antoinette of Brunswick-Wolfenbüttel
Alexander III of Scotland	Margaret of England	26 December 1251	1251	Half-fourth cousins ; Fourth cousins once removed	Henry I of England; Malcolm III of Scotland and Saint Margaret of Scotland
Alexander III of Scotland	Yolande of Dreux, Queen of Scotland	15 October 1285	1285	Fourth cousins once removed	Robert I, Count of Dreux
Prince Alexander of Teck	Princess Alice of Albany	St George's Chapel, Windsor, 10 February 1904	1904	Second cousins once removed	George III of the United Kingdom and Charlotte of Mecklenburg-Strelitz
Alexander, Crown Prince of Yugoslavia	Princess Maria da Glória, Duchess of Segorbe	1 July 1972	1972	Fifth cousins once removed	Francis, Duke of Saxe-Coburg-Saalfeld and Countess Augusta Reuss of Ebersdorf
Alexander, Margrave of Meissen	Princess Gisela of Bavaria	3 April 1987	1987	Half-fourth cousins	Leopold II, Grand Duke of Tuscany
Duke Alexander of Württemberg	Princess Marie of Orléans	18 October 1837	1837	Fourth cousins	Louis Rudolph, Duke of Brunswick-Lüneburg and Princess Christine Louise of Oettingen-Oettingen
Alexander Farnese, Duke of Parma	Infanta Maria of Guimarães	November 11, 1565	1565	Second cousins once removed	Ferdinand II of Aragon and Isabella I of Castile
Alexander Karl, Duke of Anhalt-Bernburg	Princess Friederike of Schleswig-Holstein-Sonderburg-Glücksburg	30 October 1834	1834	Second cousins	Frederick II, Landgrave of Hesse-Kassel and Princess Mary of Great Britain
Grand Duke Alexander Mikhailovich of Russia	Grand Duchess Xenia Alexandrovna of Russia	6 August 1894	1894	First cousins once removed	Nicholas I of Russia and Charlotte of Prussia
Duke Alexander Petrovich of Oldenburg	Princess Eugenia Maximilianovna of Leuchtenberg	19 January 1868	1868	Second cousins	Paul I of Russia and Sophie Dorothea of Württemberg
Alexis, Landgrave of Hesse-Philippsthal-Barchfeld	Princess Louise of Prussia	27 June 1854	1854	Half-fifth cousins twice removed	Augustus the Younger, Duke of Brunswick-Lüneburg
Alexis, Prince of Bentheim and Steinfurt	Princess Pauline of Waldeck and Pyrmont	7 May 1881	1881	Fifth cousins thrice removed	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Prince Alfons of Bavaria	Louise d'Orléans	15 April 1891	1891	Half-second cousins	Maximilian I Joseph of Bavaria
Alfonso the Battler	Urraca of León	1109	1109	Half-second cousins	Sancho III of Pamplona
Alfonso II d'Este, Duke of Ferrara	Archduchess Barbara of Austria	5 December 1565	1565	Third cousins	Gaston IV, Count of Foix and Eleanor of Navarre
Alfonso II d'Este, Duke of Ferrara	Margherita Gonzaga, Duchess of Ferrara	24 February 1579	1579	Third cousins once removed	Gaston IV, Count of Foix and Eleanor of Navarre
Alfonso IV of Aragon	Eleanor of Castile	5 February 1329	1329	First cousins once removed	Peter III of Aragon
Alfonso V of Aragon	Maria of Castile, Queen of Aragon	12 June 1415	1415	First cousins	John I of Castile and Eleanor of Aragon, Queen of Castile
Alfonso VIII of Castile	Eleanor of England, Queen of Castile	17 September 1177	1177	Fourth cousins	Robert I, Duke of Burgundy
Alfonso IX of León	Theresa of Portugal, Queen of León	15 February 1191	1191	First cousins	Afonso I of Portugal and Matilda of Savoy, Queen of Portugal
Alfonso IX of León	Berengaria of Castile	17 December 1197	1197	First cousins once removed	Alfonso VII of León
Alfonso X of Castile	Violant of Aragon	January 1249	1249	Third cousins	Alfonso VII of León
Alfonso XI of Castile	Constanza Manuel	28 November 1325	1325	Second cousins once removed	Ferdinand III of Castile
Alfonso XI of Castile	Maria of Portugal	1328	1328	Double first cousins	Sancho IV of Castile; Denis of Portugal
Alfonso XII of Spain	Mercedes of Orléans	Atocha, Madrid, 23 January 1878	1878	First cousins	Ferdinand VII of Spain and Maria Christina of the Two Sicilies
Alfonso XII of Spain	Archduchess Maria Christina of Austria	Basilica of Atocha, Madrid, 29 November 1879	1879	Third cousins	Charles III of Spain and Maria Amalia of Saxony
Alfonso XIII of Spain	Victoria Eugenie of Battenberg	31 May 1906	1906	Fifth cousins once removed	George II of Great Britain and Caroline of Ansbach
Prince Alfonso, Count of Caserta	Princess Maria Antonietta of Bourbon-Two Sicilies	8 June 1868	1868	First cousins	Francis I of the Two Sicilies and Infanta María Isabella of Spain
Infante Alfonso, Duke of Calabria	Princess Alicia of Bourbon-Parma	16 April 1936	1936	Double second cousins	Ferdinand II of the Two Sicilies and Maria Theresa of Austria; Archduke Karl Ferdinand of Austria and Archduchess Elisabeth Franziska of Austria
Infante Alfonso Carlos, Duke of San Jaime	Infanta Maria das Neves of Portugal	26 April 1871	1871	First cousins once removed	John VI of Portugal and Carlota Joaquina of Spain
Alfred, Duke of Saxe-Coburg and Gotha	Grand Duchess Maria Alexandrovna of Russia	Winter Palace, St. Petersburg, 23 January 1874	1874	Third cousins once removed	Duke Charles Louis Frederick of Mecklenburg and Princess Elisabeth Albertine of Saxe-Hildburghausen
Prince Alfred of Liechtenstein	Princess Henriette of Liechtenstein	26 April 1865	1865	First cousins	Johann I Joseph, Prince of Liechtenstein and Landgravine Josepha of Fürstenberg-Weitra
Alois, Hereditary Prince of Liechtenstein	Duchess Sophie in Bavaria	St. Florin's, Vaduz, 3 July 1993	1993	Fifth cousins; Half-fifth cousins once removed	Maximilian I Joseph of Bavaria and Caroline of Baden; Maximilian I Joseph of Bavaria
Alois-Konstantin, 9th Prince of Löwenstein-Wertheim-Rosenberg	Princess Anastasia of Prussia	8 October 1965	1965	Fourth cousins once removed	Karl Ludwig, Prince of Hohenlohe-Langenburg and Countess Amalie Henriette of Solms-Baruth
Prince Amedeo, Duke of Aosta	Princess Anne of Orléans	5 November 1927	1927	First cousins	Prince Philippe, Count of Paris and Princess Marie Isabelle of Orléans
Prince Amedeo, Duke of Aosta	Princess Claude of Orléans	22 July 1964	1964	Second cousins	Prince Philippe, Count of Paris and Princess Marie Isabelle of Orléans
Prince Amedeo of Belgium, Archduke of Austria-Este	Nob. Elisabetta Maria Rosboch von Wolkenstein	5 July 2014	2014	Distant cousins	Giuseppe Tiberio Ruffo, Count of Sinopoli; Franz Albrecht I, Prince of Oettingen-Spielberg
Amadeus VIII, Duke of Savoy	Mary of Burgundy, Duchess of Savoy	30 October 1393	1393	First cousins once removed	John II of France and Bonne of Luxembourg
Amadeus IX, Duke of Savoy	Yolande of Valois	1452	1452	Third cousins	John II of France and Bonne of Luxembourg
Andreas, Prince of Leiningen	Princess Alexandra of Hanover	5 October 1981	1981	Double fourth cousins	Queen Victoria and Albert, Prince Consort; Joseph, Duke of Saxe-Altenburg and Duchess Amelia of Württemberg
Prince Andrew of Greece and Denmark	Princess Alice of Battenberg	6 October 1903	1903	Fourth cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Prince Andrew of Yugoslavia	Princess Christina Margarethe of Hesse	2 August 1956	1956	Third cousins	Queen Victoria and Albert, Prince Consort
Prince Andrew of Yugoslavia	Princess Kira of Leiningen	18 September 1963	1963	Second cousins	Alfred, Duke of Saxe-Coburg and Gotha and Grand Duchess Maria Alexandrovna of Russia
Anne, Queen of Great Britain	Prince George of Denmark	28 July 1683	1683	Second cousins once removed	Frederick II of Denmark and Sophie of Mecklenburg-Güstrow
Anne of York, Duchess of Exeter	Henry Holland, 3rd Duke of Exeter	30 July 1447	1447	Half-second cousins	John of Gaunt
Anthony of Saxony	Princess Maria Carolina of Savoy	29 September 1781	1781	Fourth cousins	Victor Amadeus I, Duke of Savoy and Christine of France
Anthony of Saxony	Maria Theresa of Austria	8 September 1787	1787	First cousins once removed	Augustus III of Poland and Maria Josepha of Austria
Duke Anthony Ulrich of Brunswick	Grand Duchess Anna Leopoldovna of Russia	3 July 1739	1739	Third cousins once removed	Johann VII, Duke of Mecklenburg and Sophia of Holstein-Gottorp
Antoine, Duke of Lorraine	Renée of Bourbon	26 June 1515	1515	Third cousins	John I, Duke of Bourbon and Marie, Duchess of Auvergne
Antoine, Duke of Montpensier	Infanta Luisa Fernanda, Duchess of Montpensier	10 October 1846	1846	First cousins once removed	Ferdinand I of the Two Sicilies and Maria Carolina of Austria
Prince Antoine of Bourbon-Two Sicilies	Duchess Elisabeth of Württemberg	8 July 1958	1958	First cousins once removed	Prince Alfonso, Count of Caserta and Princess Maria Antonietta of Bourbon-Two Sicilies
Archduke Anton of Austria	Princess Ileana of Romania	26 July 1931	1931	Fourth cousins	John VI of Portugal and Carlota Joaquina of Spain
Anton-Günther, Duke of Oldenburg	Princess Ameli of Löwenstein-Wertheim-Freudenberg	7 August 1951	1951	Fifth cousins once removed	Frederick II, Landgrave of Hesse-Kassel and Princess Mary of Great Britain
Anton Ulrich, Duke of Saxe-Meiningen	Princess Charlotte Amalie of Hesse-Philippsthal	26 September 1750	1750	Second cousins twice removed	Johann II, Duke of Saxe-Weimar and Dorothea Maria of Anhalt
Infante Antonio, Duke of Galliera	Infanta Eulalia of Spain	6 March 1886	1886	First cousins	Ferdinand VII of Spain and Maria Christina of the Two Sicilies
Prince Antônio of Orléans-Braganza	Princess Christine de Ligne	25 September 1981	1981	Fourth cousins once removed	John VI of Portugal and Carlota Joaquina of Spain
Antonio Farnese, Duke of Parma	Enrichetta d'Este	5 February 1728	1728	First cousins	Francesco I d'Este, Duke of Modena
Infante Antonio Pascual of Spain	Infanta María Amalia of Spain	25 August 1795	1795	First cousins once removed	Philip V of Spain and Elisabeth Farnese
Prince Aribert of Anhalt	Princess Marie Louise of Schleswig-Holstein	6 July 1891	1891	Fourth cousins	Duke Charles Louis Frederick of Mecklenburg and Princess Elisabeth Albertine of Saxe-Hildburghausen
Arthur II, Duke of Brittany	Marie, Viscountess of Limoges	1275	1275	Third cousins	Robert II, Count of Dreux and Yolande de Coucy
Arthur II, Duke of Brittany	Yolande of Dreux, Queen of Scotland	May 1294	1294	Third cousins	Robert II, Count of Dreux and Yolande de Coucy
Arthur, Prince of Wales	Catherine of Aragon	14 November 1501	1501	Half-third cousins once removed ; Double fourth cousins	John of Gaunt; Peter of Castile and María de Padilla
Prince Arthur, Duke of Connaught and Strathearn	Princess Louise Margaret of Prussia	St. George's Chapel, Windsor Castle, 13 March 1879	1879	Third cousins once removed	Duke Charles Louis Frederick of Mecklenburg and Princess Elisabeth Albertine of Saxe-Hildburghausen
Prince Arthur of Connaught	Princess Alexandra, 2nd Duchess of Fife	Chapel Royal, St. James's Palace, 15 October 1913	1913	First cousins once removed	Queen Victoria and Albert, Prince Consort
Prince August, Duke of Dalarna	Princess Therese of Saxe-Altenburg	16 April 1864	1864	Third cousins	Prince George William of Hesse-Darmstadt and Countess Maria Louise Albertine of Leiningen-Dagsburg-Falkenburg
Prince August of Saxe-Coburg and Gotha	Princess Clémentine of Orléans	20 April 1843	1843	Fourth cousins	Louis Rudolph, Duke of Brunswick-Lüneburg and Princess Christine Louise of Oettingen-Oettingen
Prince August Leopold of Saxe-Coburg and Gotha	Archduchess Karoline Marie of Austria	30 May 1894	1894	Second cousins	Francis I of the Two Sicilies and Infanta María Isabella of Spain
Prince August Wilhelm of Prussia	Princess Alexandra Victoria of Schleswig-Holstein-Sonderburg-Glücksburg	22 October 1908	1908	First cousins	Frederick VIII, Duke of Schleswig-Holstein and Princess Adelheid of Hohenlohe-Langenburg
Augustus, Duke of Saxe-Gotha-Altenburg	Duchess Louise Charlotte of Mecklenburg-Schwerin	21 October 1797	1797	Second cousins	Frederick II, Duke of Saxe-Gotha-Altenburg and Princess Magdalena Augusta of Anhalt-Zerbst
Augustus, Duke of Saxe-Gotha-Altenburg	Princess Karoline Amalie of Hesse-Kassel	24 April 1802	1802	Fourth cousins	John George I, Duke of Saxe-Eisenach and Johannetta of Sayn-Wittgenstein
Augustus, Grand Duke of Oldenburg	Princess Adelheid of Anhalt-Bernburg-Schaumburg-Hoym	24 July 1817	1817	Fourth cousins	George I of Great Britain and Sophia Dorothea of Celle
Augustus, Grand Duke of Oldenburg	Princess Ida of Anhalt-Bernburg-Schaumburg-Hoym	24 June 1825	1825	Fourth cousins	George I of Great Britain and Sophia Dorothea of Celle
Augustus, Grand Duke of Oldenburg	Princess Cecilia of Sweden	5 May 1831	1831	Second cousins once removed	Christian August of Holstein-Gottorp, Prince of Eutin and Princess Albertina Frederica of Baden-Durlach
Augustus, Elector of Saxony	Anne of Denmark, Electress of Saxony	7 October 1548	1548	Second cousins once removed	Eric II, Duke of Pomerania and Sophie of Pomerania, Duchess of Pomerania
Augustus II the Strong	Christiane Eberhardine of Brandenburg-Bayreuth	20 January 1693	1693	Second cousins	Christian, Margrave of Brandenburg-Bayreuth and Marie of Prussia, Margravine of Brandenburg-Bayreuth
Augustus III of Poland	Maria Josepha of Austria	20 August 1719	1719	Second cousins once removed	George, Duke of Brunswick-Lüneburg and Anne Eleonore of Hesse-Darmstadt
Prince Augustus Ferdinand of Prussia	Margravine Elisabeth Louise of Brandenburg-Schwedt	27 September 1755	1755	Half-second cousins	Frederick William, Elector of Brandenburg
Prince Augustus William of Prussia	Duchess Luise of Brunswick-Wolfenbüttel	6 January 1742	1742	Fourth cousins once removed	Ernest I, Duke of Brunswick-Lüneburg and Sophia of Mecklenburg-Schwerin
Prince Axel of Denmark	Princess Margaretha of Sweden	22 May 1919	1919	First cousins once removed	Christian IX of Denmark and Louise of Hesse-Kassel
Princess Beatrice of Bourbon-Parma	Count Pietro Lucchesi-Palli	12 August 1906	1906	Half-first cousins once removed	Marie-Caroline of Bourbon-Two Sicilies, Duchess of Berry
Prince Benedetto, Duke of Chablais	Maria Anna of Savoy, Duchess of Chablais	19 March 1775	1775	Half-second cousins once removed	Philippe I, Duke of Orléans
Bernhard II, Duke of Saxe-Meiningen	Princess Marie Frederica of Hesse-Kassel	23 March 1825	1825	Third cousins once removed	Louis Crato, Count of Nassau-Saarbrücken and Countess Philippine Henriette of Hohenlohe-Langenburg
Bernhard III, Duke of Saxe-Meiningen	Princess Charlotte of Prussia	18 February 1878	1878	Second cousins	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz
Prince Bernhard of Saxe-Weimar-Eisenach	Princess Ida of Saxe-Meiningen	30 May 1816	1816	Fourth cousins once removed	William, Duke of Saxe-Weimar and Eleonore Dorothea of Anhalt-Dessau
Berthold, Margrave of Baden	Princess Theodora of Greece and Denmark	17 August 1931	1931	Second cousins	Christian IX of Denmark and Louise of Hesse-Kassel
Birger, King of Sweden	Martha of Denmark	25 November 1298	1298	Double third cousins	Valdemar I of Denmark and Sophia of Minsk; Henry Borwin II, Lord of Mecklenburg and Christina of Sweden
Boris III of Bulgaria	Giovanna of Italy	25 October 1930	1930	Fourth cousins once removed	Francis I, Holy Roman Emperor and Maria Theresa
Caligula	Lollia Paulina	38	38	Second cousins once removed	Drusus Claudius Nero I
Prince Carl, Duke of Västergötland	Princess Ingeborg of Denmark	27 August 1897	1897	First cousins once removed	Oscar I of Sweden and Josephine of Leuchtenberg
Carl, Duke of Württemberg	Princess Diane of Orléans	21 July 1960	1960	Double fourth cousins	Louis Philippe I and Maria Amalia of Naples and Sicily; Francis I of the Two Sicilies and Infanta María Isabella of Spain
Archduke Carl Christian of Austria	Princess Marie Astrid of Luxembourg	6 February 1982	1982	Second cousins	Robert I, Duke of Parma and Infanta Maria Antonia of Portugal
Carol I of Romania	Elisabeth of Wied	15 November 1869	1869	Fourth cousins once removed	Louis VIII, Landgrave of Hesse-Darmstadt and Countess Charlotte of Hanau-Lichtenberg
Carol II of Romania	Princess Helen of Greece and Denmark	Metropolitan Cathedral of Athens, 10 March 1921	1921	Second cousins ; Third cousins	Queen Victoria and Albert, Prince Consort; Nicholas I of Russia and Charlotte of Prussia
Carlos I of Portugal	Amélie of Orléans	22 May 1886	1886	Third cousins once removed	Charles IV of Spain and Princess Maria Luisa of Parma
Prince Carlos of Bourbon-Two Sicilies	Mercedes, Princess of Asturias	4 February 1901	1901	Second cousins	Archduke Charles, Duke of Teschen and Princess Henrietta of Nassau-Weilburg
Prince Carlos of Bourbon-Two Sicilies	Princess Louise of Orléans	16 November 1907	1907	Double third cousins	Ferdinand I of the Two Sicilies and Maria Carolina of Austria; Charles IV of Spain and Princess Maria Luisa of Parma
Carlos, Duke of Madrid	Princess Margherita of Bourbon-Parma	4 February 1867	1867	Second cousins once removed	Charles IV of Spain and Princess Maria Luisa of Parma
Infante Carlos, Count of Molina	Infanta Maria Francisca of Braganza	22 September 1816	1816	Second cousins once removed	Philip V of Spain and Elisabeth Farnese
Infante Carlos, Count of Molina	Maria Teresa, Princess of Beira	20 October 1838	1838	Second cousins once removed	Philip V of Spain and Elisabeth Farnese
Infante Carlos, Count of Montemolin	Princess Maria Carolina of Bourbon-Two Sicilies	10 July 1850	1850	First cousins	Charles IV of Spain and Princess Maria Luisa of Parma
Infante Carlos, Duke of Calabria	Princess Anne of Orléans	2 May 1965	1965	Fourth cousins	Ferdinand VII of Spain and Maria Christina of the Two Sicilies
Casimir, Margrave of Brandenburg-Bayreuth	Susanna of Bavaria	25 August 1518	1518	Second cousins once removed	Ernest, Duke of Austria and Cymburgis of Masovia
Catherine the Great	Peter III of Russia	21 August 1745	1745	Second cousins	Christian Albert, Duke of Holstein-Gottorp and Princess Frederica Amalia of Denmark
Grand Duchess Catherine Mikhailovna of Russia	Duke Georg August of Mecklenburg-Strelitz	16 February 1851	1851	First cousins twice removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Grand Duchess Catherine Pavlovna of Russia	Duke George of Oldenburg	3 August 1809	1809	First cousins	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Grand Duchess Catherine Pavlovna of Russia	William I of Württemberg	Saint Petersburg, 24 January 1816	1816	First cousins	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Princess Cécile Marita Dorothea of Hohenlohe-Langenburg	Count Cyril Amédée de Commarque	6 June 1998	1998	Fifth cousins	Duke Louis of Württemberg and Princess Henriette of Nassau-Weilburg
Charles Alexander, Duke of Württemberg	Princess Marie Auguste of Thurn and Taxis	1 May 1727	1727	Fifth cousins once removed	Philip I, Landgrave of Hesse and Christine of Saxony
Charles August, Prince of Nassau-Weilburg	Auguste Friederike of Nassau-Idstein	17 August 1723	1723	Second cousins once removed	Louis II, Count of Nassau-Weilburg and Anna Maria of Hesse-Kassel
Charles the Bold, Duke of Burgundy	Catherine of France	19 May 1440	1440	Third cousins	John II of France and Bonne of Luxembourg
Charles the Bold, Duke of Burgundy	Isabella of Bourbon	Lille, 30 October 1454	1454	First cousins	John the Fearless, Duke of Burgundy and Margaret of Bavaria
Charles the Bold, Duke of Burgundy	Margaret of York	Damme, 3 July 1468	1468	Half-second cousins	John of Gaunt
Charles I of Austria	Princess Zita of Bourbon-Parma	Schwarzau Castle, 21 October 1911	1911	Second cousins twice removed; fourth cousins	John VI of Portugal and Carlota Joaquina of Spain; Charles IV of Spain and Princess Maria Luisa of Parma
Charles I of England	Henrietta Maria of France	St Augustine's Abbey, Canterbury, Kent, 13 June 1625	1625	Third cousins once removed	Francis, Count of Vendôme and Marie of Luxembourg, Countess of Vendôme
Charles I of Württemberg	Olga Nikolaevna of Russia	13 July 1846	1846	Second cousins	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Charles II, Duke of Parma	Princess Maria Teresa of Savoy	Lucca, 5 September 1820	1820	Double second cousins	Philip, Duke of Parma and Louise Élisabeth of France; Francis I, Holy Roman Emperor and Maria Theresa of Austria
Charles II of England	Catherine of Braganza	Domus Dei, Portsmouth, Hampshire, 21 May 1662	1662	Fifth cousins; seventh cousins once removed	Ferdinand II of Aragon and Isabella I of Castile; Ferdinand I of Aragon and Eleanor of Alburquerque
Charles II of Spain	Marie Louise of Orléans	19 November 1679	1679	First cousins once removed	Philip III of Spain and Margaret of Austria
Charles II of Spain	Maria Anna of Neuburg	28 August 1689	1689	Second cousins once removed	William V, Duke of Bavaria and Renata of Lorraine
Charles II, Elector Palatine	Princess Wilhelmine Ernestine of Denmark	20 September 1671	1671	Second cousins once removed	Frederick II of Denmark and Sophie of Mecklenburg-Güstrow
Charles II, Archduke of Austria	Maria Anna of Bavaria	26 August 1571	1571	Third cousins	Frederick III, Holy Roman Emperor and Eleanor of Portugal, Holy Roman Empress
Charles II, Duke of Mantua and Montferrat	Archduchess Isabella Clara of Austria	7 November 1649	1649	Second cousins twice removed	Ferdinand I, Holy Roman Emperor and Anne of Bohemia and Hungary
Charles II, Grand Duke of Mecklenburg-Strelitz	Princess Friederike of Hesse-Darmstadt	18 September 1768	1768	Third cousins once removed	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Charles II, Grand Duke of Mecklenburg-Strelitz	Princess Charlotte of Hesse-Darmstadt	28 September 1784	1784	Third cousins once removed	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Charles III of Spain	Maria Amalia of Saxony	May 8, 1738	1738	Fourth cousins	Philip III of Spain and Margaret of Austria
Charles III, Duke of Parma	Louise Marie Thérèse d'Artois	Schloss Frohsdorf, Austria, 10 November 1845	1845	Second cousins	Victor Amadeus III of Sardinia and Maria Antonia Ferdinanda of Spain
Charles III William, Margrave of Baden-Durlach	Magdalena Wilhelmine of Württemberg	27 June 1697	1697	First cousins once removed	Frederick III, Duke of Holstein-Gottorp and Duchess Marie Elisabeth of Saxony
Charles IV of Spain	Maria Luisa of Parma	La Granja Palace, 4 September 1765	1765	First cousins	Philip V of Spain and Elisabeth Farnese
Charles IV, Duke of Lorraine	Nicole, Duchess of Lorraine	23 May 1621	1621	First cousins	Charles III, Duke of Lorraine and Claude of France
Charles V, Holy Roman Emperor	Isabella of Portugal	Seville, 10 March 1526	1526	First cousins	Ferdinand II of Aragon and Isabella I of Castile
Charles V, Duke of Lorraine	Eleanor of Austria, Queen of Poland	6 February 1678	1678	Third cousins	Francis I, Duke of Lorraine and Christina of Denmark
Charles VII of France	Marie of Anjou	18 December 1422	1422	Second cousins	John II of France and Bonne of Luxembourg
Charles VII, Holy Roman Emperor	Maria Amalia of Austria	5 October 1722	1722	Third cousins	Ferdinand II, Holy Roman Emperor and Maria Anna of Bavaria
Charles VIII of France	Anne of Brittany	6 December 1491	1491	Third cousins	Charles V of France and Joanna of Bourbon
Charles IX of France	Elisabeth of Austria, Queen of France	26 November 1570	1570	Fourth cousins	Gaston IV, Count of Foix and Eleanor of Navarre
Charles X of France	Princess Maria Theresa of Savoy	Palace of Versailles, 16 November 1773	1773	Double second cousins once removed	Louis, Grand Dauphin and Maria Anna Victoria of Bavaria; Victor Amadeus II of Sardinia
Charles X Gustav of Sweden	Hedwig Eleonora of Holstein-Gottorp	24 October 1654	1654	Third cousins	Philip I, Landgrave of Hesse and Christine of Saxony
Charles XI of Sweden	Ulrika Eleonora of Denmark	26 September 1679	1679	Second cousins once removed	Frederick II of Denmark and Sophie of Mecklenburg-Güstrow
Charles XIII of Sweden	Hedvig Elisabeth Charlotte of Holstein-Gottorp	7 July 1774	1774	First cousins	Christian August of Holstein-Gottorp, Prince of Eutin and Princess Albertina Frederica of Baden-Durlach
Charles XV of Sweden	Louise of the Netherlands	19 June 1850	1850	Third cousins	Prince George William of Hesse-Darmstadt and Countess Maria Louise Albertine of Leiningen-Dagsburg-Falkenburg
Prince Charles of Hesse and by Rhine	Princess Elisabeth of Prussia	22 October 1836	1836	Second cousins	Louis IX, Landgrave of Hesse-Darmstadt and Countess Palatine Caroline of Zweibrücken
Prince Charles of Hesse-Kassel	Princess Louise of Denmark	30 August 1766	1766	First cousins; Third cousins once removed	George II of Great Britain and Caroline of Ansbach; William VI, Landgrave of Hesse-Kassel and Margravine Hedwig Sophie of Brandenburg
Prince Charles of Prussia	Princess Marie of Saxe-Weimar-Eisenach	26 May 1827	1827	Second cousins	Louis IX, Landgrave of Hesse-Darmstadt and Countess Palatine Caroline of Zweibrücken
Charles, Count of Angoulême	Louise of Savoy	16 February 1488	1488	Third cousins once removed	John II of France and Bonne of Luxembourg
Charles, Duke of Aumale	Marie of Lorraine	10 November 1576	1576	First cousins	Claude, Duke of Guise and Antoinette de Bourbon
Charles, Duke of Berry	Marie Louise Elisabeth d'Orléans	6 July 1710	1710	Half-first cousins	Louis XIV of France
Charles, Prince of Viana	Agnes of Cleves	30 September 1439	1439	Third cousins	John II of France and Bonne of Luxembourg
Charles, Prince of Wales	Diana Spencer	St Paul's Cathedral, 29 July 1981	1981	Seventh cousins once removed	William Cavendish, 3rd Duke of Devonshire and Catherine Hoskins
Charles, Prince Napoléon	Princess Béatrice of Bourbon-Two Sicilies	19 December 1978	1978	Fourth cousins once removed	Leopold II, Holy Roman Emperor and Maria Luisa of Spain
Charles Albert of Sardinia	Maria Theresa of Austria	30 September 1817	1817	Fourth cousins	Leopold I, Holy Roman Emperor and Eleonor Magdalene of Neuburg
Charles Alexander, Grand Duke of Saxe-Weimar-Eisenach	Princess Sophie of the Netherlands	8 October 1842	1842	First cousins	Paul I of Russia and Sophie Dorothea of Württemberg
Prince Charles Alexander of Lorraine	Archduchess Maria Anna of Austria	7 January 1744	1744	Half-second cousins	Ferdinand III, Holy Roman Emperor
Charles Amadeus, Duke of Nemours	Élisabeth de Bourbon	11 July 1643	1643	Second cousins once removed	Philip, Duke of Nemours and Charlotte d'Orléans
Charles Augustus, Hereditary Grand Duke of Saxe-Weimar-Eisenach	Princess Pauline of Saxe-Weimar-Eisenach	26 August 1873	1873	Second cousins	Karl August, Grand Duke of Saxe-Weimar-Eisenach and Princess Louise of Hesse-Darmstadt
Charles Edward, Duke of Saxe-Coburg and Gotha	Princess Victoria Adelaide of Schleswig-Holstein	11 October 1905	1905	Half-second cousins once removed	Princess Victoria of Saxe-Coburg-Saalfeld
Charles Emmanuel I, Duke of Savoy	Infanta Catherine Michelle of Spain	1582	1582	First cousins once removed ; Second cousins	Francis I of France and Claude of France; Manuel I of Portugal and Maria of Aragon
Charles Emmanuel II, Duke of Savoy	Françoise Madeleine d'Orléans	4 March 1663	1663	First cousins	Henry IV of France and Marie de' Medici
Charles Emmanuel II, Duke of Savoy	Marie Jeanne Baptiste of Savoy-Nemours	20 May 1665	1665	Half-first cousins once removed	Henry IV of France
Charles Emmanuel III of Sardinia	Anne Christine of Sulzbach, Princess of Piedmont	15 March 1722	1722	Fourth cousins	Frederick II of Denmark and Sophie of Mecklenburg-Güstrow
Charles Emmanuel III of Sardinia	Elisabeth Therese of Lorraine	1 April 1737	1737	Half-first cousins	Philippe I, Duke of Orléans
Charles Emmanuel IV of Sardinia	Marie Clotilde of France	Palace of Versailles, 27 August 1775	1775	Double second cousins once removed	Victor Amadeus II of Sardinia; Louis, Grand Dauphin and Maria Anna Victoria of Bavaria
Charles Eugene, Duke of Württemberg	Margravine Elisabeth Fredericka Sophie of Brandenburg-Bayreuth	26 September 1748	1748	Fourth cousins twice removed	Joachim Frederick, Elector of Brandenburg
Charles Felix of Sardinia	Princess Maria Cristina of Naples and Sicily	Palermo, 6 April 1807	1807	First cousins once removed	Philip V of Spain and Elisabeth Farnese
Charles Ferdinand, Duke of Berry	Marie-Caroline de Bourbon-Sicile, duchesse de Berry	24 April 1816	1816	Second cousins once removed	Philip V of Spain and Elisabeth Farnese
Charles Frederick, Grand Duke of Saxe-Weimar-Eisenach	Grand Duchess Maria Pavlovna of Russia	3 August 1804	1804	Third cousins	Frederick William I of Prussia and Princess Sophia Dorothea of Hanover
Charles Frederick, Grand Duke of Baden	Landgravine Caroline Louise of Hesse-Darmstadt	January 28, 1751	1751	Half-second cousins once removed	Louis VI, Landgrave of Hesse-Darmstadt
Charles Gonthier, Prince of Schwarzburg-Sondershausen	Princess Marie Gasparine of Saxe-Altenburg	12 June 1869	1869	Fourth cousins	Louis VIII, Landgrave of Hesse-Darmstadt and Countess Charlotte of Hanau-Lichtenberg
Charles Louis, Hereditary Prince of Baden	Princess Amalie of Hesse-Darmstadt	15 July 1775	1775	First cousins	Louis VIII, Landgrave of Hesse-Darmstadt and Countess Charlotte of Hanau-Lichtenberg
Duke Charles Louis Frederick of Mecklenburg	Princess Elisabeth Albertine of Saxe-Hildburghausen	5 February 1735	1735	Fourth cousins three times removed	Albrecht VII, Duke of Mecklenburg and Anna of Brandenburg, Duchess of Mecklenburg; Frederick I of Denmark and Sophie of Pomerania
Charles Lucien Bonaparte	Zénaïde Bonaparte	29 June 1822	1822	First cousins	Carlo Buonaparte and Letizia Ramolino
Prince Charles Philippe, Duke of Anjou	Diana Álvares Pereira de Melo, 11th Duchess of Cadaval	21 June 2008	2008	Fifth cousins once removed	Francis I of the Two Sicilies and Infanta María Isabella of Spain
Archduke Charles Stephen of Austria	Archduchess Maria Theresa of Austria	28 February 1886	1886	Second cousins once removed	Leopold II, Holy Roman Emperor and Maria Luisa of Spain
Charles Theodore, Elector of Bavaria	Countess Palatine Elisabeth Auguste of Sulzbach	17 January 1742	1742	First cousins	Theodore Eustace, Count Palatine of Sulzbach and Princess Maria Eleonore of Hesse-Rotenburg
Charles William Ferdinand, Duke of Brunswick-Wolfenbüttel	Princess Augusta of Great Britain	16 January 1764	1764	Second cousins	George I of Great Britain and Sophia Dorothea of Celle
Charles William Frederick, Margrave of Brandenburg-Ansbach	Princess Friederike Luise of Prussia	30 May 1729	1729	Half-fourth cousins twice removed	John George, Elector of Brandenburg
Charlotte, Grand Duchess of Luxembourg	Prince Felix of Bourbon-Parma	6 November 1919	1919	First cousins	Miguel I of Portugal and Adelaide of Löwenstein-Wertheim-Rosenberg
Christian I of Denmark	Dorothea of Brandenburg	26 October 1449	1449	Fifth cousins once removed; fifth cousins	Albert I, Duke of Brunswick-Lüneburg; Louis II, Duke of Bavaria
Christian II of Denmark	Isabella of Austria	11 July 1514	1514	Third cousins	Ernest, Duke of Austria and Cymburgis of Masovia
Christian II, Elector of Saxony	Hedwig of Denmark	12 September 1602	1602	First cousins once removed	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Christian III of Denmark	Dorothea of Saxe-Lauenburg	29 October 1525	1525	Double third cousins	Frederick I, Elector of Brandenburg and Elisabeth of Bavaria, Electress of Brandenburg; Frederick I, Elector of Saxony and Catherine of Brunswick-Lüneburg
Christian IV of Denmark	Anne Catherine of Brandenburg	27 November 1597	1597	Second cousins once removed	Joachim I Nestor, Elector of Brandenburg and Elizabeth of Denmark, Electress of Brandenburg
Christian V of Denmark	Charlotte Amalie of Hesse-Kassel	25 June 1667	1667	Second cousins once removed	Joachim Frederick, Elector of Brandenburg
Christian VI of Denmark	Sophie Magdalene of Brandenburg-Kulmbach	7 August 1721	1721	Fourth cousins once removed	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Christian VII of Denmark	Princess Caroline Matilda of Wales	Christiansborg Palace, Copenhagen, 8 November 1766	1766	First cousins	George II of Great Britain and Caroline of Ansbach
Christian VIII of Denmark	Duchess Charlotte Frederica of Mecklenburg-Schwerin	Ludwigslust, 21 June 1806	1806	First cousins	Duke Louis of Mecklenburg-Schwerin and Princess Charlotte Sophie of Saxe-Coburg-Saalfeld
Christian VIII of Denmark	Caroline Amalie of Augustenburg	22 May 1815	1815	Half-first cousins once removed	Frederick V of Denmark
Christian IX of Denmark	Louise of Hesse-Kassel	Amalienborg Palace, Copenhagen, 26 May 1842	1842	Double second cousins	Frederick II, Landgrave of Hesse-Kassel and Princess Mary of Great Britain; Frederick V of Denmark
Christian X of Denmark	Alexandrine of Mecklenburg-Schwerin	26 April 1898	1898	Third cousins	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz
Christian, Prince-Elect of Denmark	Magdalene Sibylle of Saxony	5 October 1634	1634	Second cousins once removed	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Prince Christian of Schaumburg-Lippe	Princess Feodora of Denmark	9 September 1937	1937	First cousins	Frederick VIII of Denmark and Louise of Sweden and Louise of Sweden
Prince Christian of Schleswig-Holstein	Princess Helena of the United Kingdom	5 July 1866	1866	Third cousins	Frederick, Prince of Wales and Princess Augusta of Saxe-Gotha-Altenburg
Christian Albrecht, Prince of Hohenlohe-Langenburg	Caroline of Stolberg-Gedern	13 April 1761	1761	First cousins	Louis Crato, Count of Nassau-Saarbrücken and Countess Philippine Henriette of Hohenlohe-Langenburg
Christian Albert, Duke of Holstein-Gottorp	Princess Frederica Amalia of Denmark	24 October 1667	1667	Double third cousins	Christian III of Denmark and Dorothea of Saxe-Lauenburg; John George, Elector of Brandenburg
Christian August II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg	Countess Louise Sophie of Danneskiold-Samsøe	18 September 1820	1820	Third cousins	Christian Gyldenløve and Countess Charlotte Amalie af Danneskiold-Samsøe
Christian Ernst, Margrave of Brandenburg-Bayreuth	Erdmuthe Sophie of Saxony	29 October 1662	1662	First cousins	Christian, Margrave of Brandenburg-Bayreuth and Marie of Prussia, Margravine of Brandenburg-Bayreuth
Christian Ernst, Margrave of Brandenburg-Bayreuth	Sofie Louise of Württemberg	8 February 1671	1671	Second cousins	John George, Elector of Brandenburg and Elisabeth of Anhalt-Zerbst
Christian Louis, Duke of Brunswick-Lüneburg	Sophia Dorothea of Schleswig-Holstein-Sonderburg-Glücksburg	October 9, 1653	1653	Second cousins	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Duke Christian Louis of Mecklenburg	Princess Barbara of Prussia	5 July 1954	1954	Fourth cousins	Frederick Louis, Hereditary Grand Duke of Mecklenburg-Schwerin and Grand Duchess Elena Pavlovna of Russia
Christian Ludwig II, Duke of Mecklenburg-Schwerin	Duchess Gustave Caroline of Mecklenburg-Strelitz	13 November 1714	1714	Half-first cousins	Adolf Frederick I, Duke of Mecklenburg
Christopher II of Denmark	Euphemia of Pomerania	1300	1300	Double third cousins	Valdemar I of Denmark and Sophia of Minsk; Mestwin I, Duke of Pomerania and Swinisława
Christopher of Bavaria	Dorothea of Brandenburg	12 September 1445	1445	Third cousins	Frederick II, Margrave of Meissen and Matilda of Bavaria, Margravine of Meissen
Prince Christopher of Greece and Denmark	Princess Françoise of Orléans	11 February 1929	1929	Fourth cousins once removed	Duke Louis of Mecklenburg-Schwerin and Princess Charlotte Sophie of Saxe-Coburg-Saalfeld
Christopher, Duke of Mecklenburg	Dorothea of Denmark, Duchess of Mecklenburg	27 October 1573	1573	First cousins twice removed	Christian I of Denmark and Dorothea of Brandenburg
Claude, Duke of Guise	Antoinette de Bourbon	9 June 1513	1513	Fifth cousins once removed	Louis I, Duke of Bourbon and Mary of Avesnes
Claudia Antonia	Faustus Cornelius Sulla Felix	AD 47	47	Second cousins	Mark Antony and Octavia Minor
Claudius, Emperor of Rome	Valeria Messalina	Rome, AD 37 or AD 38	38	First cousins once removed	Mark Antony and Octavia Minor
Claudius, Emperor of Rome	Agrippina the Younger	49	49	Second cousins once removed	Gaius Octavius and Atia Balba Caesonia
Constantina	Hannibalianus	335	335	Half-first cousins	Constantius Chlorus
Constantina	Constantius Gallus	350	350	Half-first cousins	Constantius Chlorus
Constantine I of Greece	Sophia of Prussia	27 October 1889	1889	Second cousins once removed ; third cousins	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz; Paul I of Russia and Sophie Dorothea of Württemberg
Constantine II of Greece	Princess Anne-Marie of Denmark	Athens, 18 September 1964	1964	Triple third cousins; Third cousins once removed	Christian IX of Denmark and Louise of Hesse-Kassel; Queen Victoria and Albert, Prince Consort
Constantius II	Daughter of Julius Constantius	335	335	Half-first cousins	Constantius Chlorus
Cosimo II de' Medici, Grand Duke of Tuscany	Archduchess Maria Maddalena of Austria	1608	1608	Second cousins twice removed	Philip I of Castile and Joanna of Castile
Cosimo III de' Medici, Grand Duke of Tuscany	Marguerite Louise d'Orléans	12 June 1661	1661	Second cousins	Francesco I de' Medici, Grand Duke of Tuscany
David II of Scotland	Joan of the Tower	17 July 1328	1328	Half-fourth cousins four times removed	Henry I of England
Denis of Portugal	Elizabeth of Aragon	1288	1288	Third cousins once removed	Ramon Berenguer IV, Count of Barcelona and Petronilla of Aragon
Denis, Lord of Cifuentes	Joan of Castile, Lady of Cifuentes	1372	1372	Second cousins once removed	Sancho IV of Castile
Dominik Rainer Radziwiłł	Princess Eugénie of Greece and Denmark	30 May 1938	1938	Fourth cousins	Duke Louis of Württemberg and Princess Henriette of Nassau-Weilburg
Countess Palatine Dorothea Sophie of Neuburg	Odoardo Farnese, Hereditary Prince of Parma	17 September 1690	1690	Third cousins once removed	Albert V, Duke of Bavaria and Archduchess Anna of Austria
Countess Palatine Dorothea Sophie of Neuburg	Francesco Farnese, Duke of Parma	7 December 1696	1696	Third cousins once removed	Albert V, Duke of Bavaria and Archduchess Anna of Austria
Drusus Caesar	Aemilia Lepida		36	Half-third cousins	Scribonia
Drusus Julius Caesar	Livilla	AD 4	4	First cousins	Tiberius Claudius Nero and Livia
Duarte of Portugal, 4th Duke of Guimarães	Isabel of Braganza, Duchess of Guimarães	1537	1537	First cousins once removed	Ferdinand, Duke of Viseu and Beatriz, Duchess of Viseu
Duarte Nuno, Duke of Braganza	Maria Francisca of Orléans-Braganza, Duchess of Braganza	13 October 1942	1942	Second cousins twice removed	John VI of Portugal and Carlota Joaquina of Spain
Duncan II of Scotland	Ethelreda			Second cousins	Crínán of Dunkeld
Edmund Crouchback	Blanche of Artois	29 October 1276	1276	Second cousins once removed	Henry II of England and Eleanor of Aquitaine
Edmund of Langley, 1st Duke of York	Infanta Isabella of Castile	1372	1372	Third cousins twice removed	Ferdinand III of Castile
Edmund of Langley, 1st Duke of York	Joan Holland	c. 4 November 1393	1393	Half-second cousins once removed	Edward I of England
Eduard, Duke of Anhalt	Princess Louise Charlotte of Saxe-Altenburg	6 February 1895	1895	Second cousins	Frederick, Duke of Saxe-Altenburg and Duchess Charlotte Georgine of Mecklenburg-Strelitz
Edward, King of Portugal	Eleanor of Aragon, Queen of Portugal	22 September 1428	1428	Half-first cousins once removed	Peter I of Portugal
Edward I of England	Eleanor of Castile	1254	1254	Second cousins once removed	Henry II of England and Eleanor of Aquitaine
Edward I of England	Margaret of France	8 September 1299	1299	First cousins once removed	Ramon Berenguer IV, Count of Provence and Beatrice of Savoy
Edward II of England	Isabella of France	Boulogne-sur-Mer, 25 January 1308	1308	Third cousins once removed	Alfonso VIII of Castile and Eleanor of England, Queen of Castile
Edward III of England	Philippa of Hainault	York Minster, 24 January 1328	1328	Second cousins	Philip III of France
Edward IV of England	Elizabeth Woodville	1 May 1464	1464	Sixth cousins once removed	Blanche de Brienne, Baroness Tingry and William II de Fiennes, Baron of Tingry
Edward VII of the United Kingdom	Princess Alexandra of Denmark	St. George's Chapel, Windsor Castle, 10 March 1863	1863	Third cousins once removed ; Quintuple fourth cousins	Duke Louis of Mecklenburg-Schwerin and Princess Charlotte Sophie of Saxe-Coburg-Saalfeld; George II of Great Britain and Caroline of Ansbach ; Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel and Princess Antoinette of Brunswick-Wolfenbüttel
Edward the Black Prince, Prince of Wales	Joan, 4th Countess of Kent	Windsor Castle, 10 October 1361	1361	Half-first cousins once removed	Edward I of England
Edward of Norwich, 2nd Duke of York	Beatrice of Portugal	29 August 1381	1381	Second cousins once removed	Afonso IV of Portugal and Beatrice of Castile
Edward of Westminster, Prince of Wales	Anne Neville	13 December 1470	1470	Half-third cousins	John of Gaunt
Prince Edward, Duke of Kent and Strathearn	Princess Victoria of Saxe-Coburg-Saalfeld	29 May 1818	1818	Third cousins once removed	Frederick I, Duke of Saxe-Gotha-Altenburg and Magdalena Sibylla of Saxe-Weissenfels
Prince Eitel Friedrich of Prussia	Duchess Sophia Charlotte of Oldenburg	27 February 1906	1906	Third cousins	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz
Eleanor of Leicester	Simon de Montfort, 6th Earl of Leicester	January 1238	1238	Half-third cousins	Henry I of England
Elias, Duke of Parma	Archduchess Maria Anna of Austria	25 May 1903	1903	Second cousins	Archduke Charles, Duke of Teschen and Princess Henrietta of Nassau-Weilburg
Archduchess Elisabeth Franziska of Austria	Archduke Ferdinand Karl Viktor of Austria-Este	Vienna, 4 October 1847	1847	Second cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria
Archduchess Elisabeth Franziska of Austria	Archduke Karl Ferdinand of Austria	Vienna, 18 April 1854	1854	First cousins	Leopold II, Holy Roman Emperor and Maria Luisa of Spain
Margravine Elisabeth Sophie of Brandenburg	Frederick Casimir Kettler	29 April 1691	1691	First cousins	George William, Elector of Brandenburg and Elizabeth Charlotte of the Palatinate, Electress of Brandenburg
Margravine Elisabeth Sophie of Brandenburg	Christian Ernst, Margrave of Brandenburg-Bayreuth	30 March 1703	1703	Half-second cousins twice removed	John George, Elector of Brandenburg
Queen Elizabeth II	Prince Philip, Duke of Edinburgh	Westminster Abbey, 20 November 1947	1947	Second cousins once removed ; Third cousins ; Fourth cousins	Christian IX of Denmark and Louise of Hesse-Kassel; Queen Victoria and Albert, Prince Consort; Duke Louis of Württemberg and Princess Henriette of Nassau-Weilburg
Princess Elizabeth of Greece and Denmark	Carl Theodor, Count of Toerring-Jettenbach	10 January 1934	1934	Fourth cousins	Charles Louis, Hereditary Prince of Baden and Princess Amalie of Hesse-Darmstadt
Duchess Elsa of Württemberg	Prince Albert of Schaumburg-Lippe	6 May 1897	1897	First cousins once removed	George William, Prince of Schaumburg-Lippe and Princess Ida of Waldeck and Pyrmont
Emich, 5th Prince of Leiningen	Princess Feodore of Hohenlohe-Langenburg	12 July 1894	1894	Second cousins	Emich Carl, 2nd Prince of Leiningen and Princess Victoria of Saxe-Coburg-Saalfeld
Emich Kyrill, Prince of Leiningen	Duchess Eilika of Oldenburg	10 August 1950	1950	Half-second cousins once removed	Frederick Francis II, Grand Duke of Mecklenburg-Schwerin
Prince Emmanuel, Duke of Vendôme	Princess Henriette of Belgium	12 February 1896	1896	Second cousins	Louis Philippe I and Maria Amalia of Naples and Sicily
Prince Emanuele Filiberto, Duke of Aosta	Princess Hélène of Orléans	25 June 1895	1895	Double fourth cousins	Francis I, Holy Roman Emperor and Maria Theresa; Charles III of Spain and Maria Amalia of Saxony
Emmanuel Philibert, Duke of Savoy	Margaret of France, Duchess of Berry	10 July 1559	1559	Half-first cousins once removed	Philip II, Duke of Savoy
Emmanuel Théodose de La Tour d'Auvergne	Marie Armande de La Trémoille	1 February 1696	1696	Second cousins once removed	Henri de La Tour d'Auvergne, Duke of Bouillon
Enrichetta d'Este	Leopold of Hesse-Darmstadt	23 March 1740	1740	Third cousins	Louis V, Landgrave of Hesse-Darmstadt and Magdalene of Brandenburg
Eric II, Duke of Brunswick-Lüneburg	Sidonie of Saxony	17 May 1545	1545	Third cousins once removed	Frederick I, Elector of Brandenburg and Elisabeth of Bavaria, Electress of Brandenburg
Eric II, Duke of Brunswick-Lüneburg	Dorothea of Lorraine	26 November 1575	1575	Third cousins	Christian I of Denmark and Dorothea of Brandenburg
Eric V of Denmark	Agnes of Brandenburg	11 November 1273	1273	Fifth cousins once removed	Sweyn II of Denmark
Eric VI of Denmark	Ingeborg Magnusdotter of Sweden	1297	1297	Third cousins	Valdemar I of Denmark and Sophia of Minsk
Prince Erik of Bourbon-Parma	Countess Lydia af Holstein-Ledreborg	8 August 1980	1980	Second cousins	Robert I, Duke of Parma and Infanta Maria Antonia of Portugal
Ernest I, Duke of Saxe-Gotha	Princess Elisabeth Sophie of Saxe-Altenburg	24 October 1636	1636	First cousins once removed	Johann Wilhelm, Duke of Saxe-Weimar and Dorothea Susanne of Simmern
Ernest I, Duke of Saxe-Coburg and Gotha	Princess Louise of Saxe-Gotha-Altenburg	31 July 1817	1817	Second cousins once removed	Francis Josias, Duke of Saxe-Coburg-Saalfeld and Princess Anna Sophie of Schwarzburg-Rudolstadt
Ernest II, Duke of Saxe-Coburg and Gotha	Princess Alexandrine of Baden	13 May 1842	1842	Fifth cousins once removed	William VI, Landgrave of Hesse-Kassel and Margravine Hedwig Sophie of Brandenburg
Ernest II, Duke of Saxe-Gotha-Altenburg	Princess Charlotte of Saxe-Meiningen	21 March 1769	1769	Half-first cousins once removed	Bernhard I, Duke of Saxe-Meiningen
Ernest Augustus, Elector of Brunswick-Lüneburg	Sophia of the Palatinate	30 September 1658	1658	Second cousins once removed	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Ernest Augustus, King of Hanover	Frederica of Mecklenburg-Strelitz	Carlton House, London, 29 August 1815	1815	First cousins	Duke Charles Louis Frederick of Mecklenburg and Princess Elisabeth Albertine of Saxe-Hildburghausen
Ernest Augustus, Crown Prince of Hanover	Princess Thyra of Denmark	22 December 1878	1878	Quadruple fourth cousins	George II of Great Britain and Caroline of Ansbach; Count Christian Karl Reinhard of Leiningen-Dagsburg-Falkenburg and Katharina Polyxena of Solms-Rödelheim
Ernest Augustus, Duke of Brunswick	Princess Victoria Louise of Prussia	24 May 1913	1913	Third cousins once removed	George III of the United Kingdom and Charlotte of Mecklenburg-Strelitz
Ernest Frederick I, Duke of Saxe-Hildburghausen	Countess Sophia Albertine of Erbach-Erbach	4 February 1704	1704	Second cousins	William of Nassau-Hilchenbach
Ernest Frederick III, Duke of Saxe-Hildburghausen	Princess Ernestine of Saxe-Weimar	1 July 1758	1758	Fourth cousins	Johann II, Duke of Saxe-Weimar and Dorothea Maria of Anhalt
Ernest Günther, Duke of Schleswig-Holstein-Sonderburg-Augustenburg	Auguste of Schleswig-Holstein-Sonderburg-Glücksburg	15 June 1651	1651	First cousins	John II, Duke of Schleswig-Holstein-Sonderburg
Ernest Leopold, Landgrave of Hesse-Rotenburg	Eleonore of Löwenstein-Wertheim	9 November 1704	1704	First cousins	Ferdinand Karl, Count of Löwenstein-Wertheim-Rochefort and Countess Anna Maria of Fürstenberg-Heiligenberg
Ernst I, Duke of Saxe-Altenburg	Princess Agnes of Anhalt-Dessau	28 April 1853	1853	Second cousins	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Ernst II, Duke of Saxe-Altenburg	Princess Adelaide of Schaumburg-Lippe	17 February 1898	1898	Double fourth cousins	Frederick II, Landgrave of Hesse-Kassel and Princess Mary of Great Britain; Duke Louis of Mecklenburg-Schwerin and Princess Charlotte Sophie of Saxe-Coburg-Saalfeld
Ernst II, Prince of Hohenlohe-Langenburg	Princess Alexandra of Saxe-Coburg and Gotha	20 April 1896	1896	Half-second cousins	Princess Victoria of Saxe-Coburg-Saalfeld
Ernst Frederick II, Duke of Saxe-Hildburghausen	Countess Caroline of Erbach-Fürstenau	19 June 1726	1729	Second cousins	George Albert I, Count of Erbach-Schönberg and Elisabeth Dorothea of Hohenlohe-Schillingfürst
Ernst Gunther, Duke of Schleswig-Holstein	Princess Dorothea of Saxe-Coburg and Gotha	2 August 1898	1898	Third cousins	Francis, Duke of Saxe-Coburg-Saalfeld and Countess Augusta Reuss of Ebersdorf
Prince Ernst Heinrich of Saxony	Princess Sophie of Luxembourg	12 April 1921	1921	Second cousins twice removed	John VI of Portugal and Carlota Joaquina of Spain
Ernst Ludwig I, Duke of Saxe-Meiningen	Dorothea Marie of Saxe-Gotha-Altenburg	19 September 1704	1704	First cousins	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Ernst Ludwig I, Duke of Saxe-Meiningen	Margravine Elisabeth Sophie of Brandenburg	3 June 1714	1714	Third cousins	Albert Frederick, Duke of Prussia and Marie Eleonore of Cleves
Duke Eugen of Württemberg	Princess Helene of Hohenlohe-Langenburg	11 September 1827	1827	Third cousins	Louis Crato, Count of Nassau-Saarbrücken and Countess Philippine Henriette of Hohenlohe-Langenburg
Duke Eugen of Württemberg	Princess Mathilde of Schaumburg-Lippe	15 July 1843	1843	First cousins	George I, Prince of Waldeck and Pyrmont and Princess Augusta of Schwarzburg-Sondershausen
Duke Eugen of Württemberg	Grand Duchess Vera Constantinovna of Russia	4 May 1874	1874	Third cousins	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Duke Eugen Eberhard of Württemberg	Archduchess Alexandra of Austria	1962	1962	Third cousins	Ferdinand II of the Two Sicilies and Maria Theresa of Austria
Princess Eugenie of York	Jack Brooksbank	12 October 2018	2018	Half-third cousins twice removed	Thomas Coke, 2nd Earl of Leicester
Prince Eugenio, Duke of Genoa	Princess Lucia of Bourbon-Two Sicilies	29 October 1938	1938	Second cousins once removed	Ludwig I of Bavaria and Therese of Saxe-Hildburghausen
Princess Eulalia of Thurn and Taxis	Prince Philipp Ernst of Thurn and Taxis	8 September 1929	1929	Fourth cousins once removed	Alexander Ferdinand, 3rd Prince of Thurn and Taxis
Eustace IV, Count of Boulogne	Constance of France, Countess of Toulouse	1140	1140	Third cousins once removed	Robert II of France and Constance of Arles
Prince Feodor Alexandrovich of Russia	Irina Paley	21 May 1923	1923	First cousins once removed	Alexander II of Russia and Marie of Hesse
Ferdinand I of Austria	Princess Maria Anna of Savoy	Vienna, 27 February 1831	1831	Second cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria
Ferdinand I of Bulgaria	Princess Marie Louise of Bourbon-Parma	20 April 1893	1893	Second cousins once removed	Ferdinand I of the Two Sicilies and Maria Carolina of Austria
Ferdinand I of Portugal	Leonor Teles	5 May 1372	1372	Fifth cousins	Sancho I of Portugal
Ferdinand I of Romania	Princess Marie of Edinburgh	10 January 1893	1893	Third cousins	Francis, Duke of Saxe-Coburg-Saalfeld and Countess Augusta Reuss of Ebersdorf
Ferdinand I of Naples	Joanna of Aragon, Queen of Naples	14 September 1477	1477	First cousins	Ferdinand I of Aragon and Eleanor of Alburquerque
Ferdinand I of the Two Sicilies	Maria Carolina of Austria	7 April 1768	1768	Second cousins once removed	Leopold I, Holy Roman Emperor and Eleonor Magdalene of Neuburg
Ferdinand I, Holy Roman Emperor	Anne of Bohemia and Hungary	26 May 1521	1521	Half-second cousins once removed	John II of Aragon
Ferdinand II of León	Urraca of Portugal	May or June 1165	1165	Half-second cousins	Alfonso VI of León and Castile
Ferdinand II of León	Teresa Fernández de Traba	7 October 1178	1178	Half-first cousins	Alfonso VI of León and Castile
Ferdinand II of the Two Sicilies	Princess Maria Cristina of Savoy	Cagliari, 21 November 1832	1832	Second cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria
Ferdinand II of the Two Sicilies	Archduchess Maria Theresa of Austria	Vienna, 9 January 1837	1837	Double second cousins	Charles III of Spain and Maria Amalia of Saxony; Francis I, Holy Roman Emperor and Maria Theresa of Austria
Ferdinand II, Holy Roman Emperor	Maria Anna of Bavaria	23 April 1600	1600	First cousins	Albert V, Duke of Bavaria and Archduchess Anna of Austria
Ferdinand II, Holy Roman Emperor	Eleonora Gonzaga	2 February 1622	1622	First cousins once removed	Ferdinand I, Holy Roman Emperor and Anne of Bohemia and Hungary
Ferdinand II, Archduke of Austria	Anna Juliana Gonzaga	14 May 1582	1582	Half-fourth cousins twice removed	Ferdinand I of Aragon and Eleanor of Alburquerque
Ferdinand III, Holy Roman Emperor	Maria Anna of Spain	20 February 1631	1631	First cousins	Charles II, Archduke of Austria and Maria Anna of Bavaria
Ferdinand III, Holy Roman Emperor	Maria Leopoldine of Austria	2 July 1648	1648	First cousins	Charles II, Archduke of Austria and Maria Anna of Bavaria
Ferdinand III, Holy Roman Emperor	Eleonora Gonzaga	30 April 1651	1651	Second cousins twice removed	Ferdinand I, Holy Roman Emperor and Anne of Bohemia and Hungary
Ferdinand III, Grand Duke of Tuscany	Princess Luisa of Naples and Sicily	Florence, 15 August 1790	1790	Double first cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria; Charles III of Spain and Maria Amalia of Saxony
Ferdinand III, Grand Duke of Tuscany	Princess Maria Ferdinanda of Saxony	6 May 1821	1821	First cousins once removed	Francis I, Holy Roman Emperor and Maria Theresa of Austria
Ferdinand IV, Grand Duke of Tuscany	Princess Anna of Saxony	24 November 1856	1856	Double third cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria; Philip, Duke of Parma and Louise Élisabeth of France
Ferdinand IV, Grand Duke of Tuscany	Princess Alice of Parma	11 January 1868	1868	Half-first cousins once removed	Francis I of the Two Sicilies
Ferdinand IV of Castile	Constance of Portugal	23 January 1302	1302	Half-first cousins once removed	Alfonso X of Castile
Ferdinand VI of Spain	Barbara of Portugal	1729	1729	Third cousins once removed	Philip III of Spain and Margaret of Austria
Ferdinand VII of Spain	Princess Maria Antonia of Naples and Sicily	6 October 1802	1802	First cousins	Charles III of Spain and Maria Amalia of Saxony
Ferdinand VII of Spain	Maria Isabel of Braganza	29 September 1816	1816	Second cousins once removed	Philip V of Spain and Elisabeth Farnese
Ferdinand VII of Spain	Maria Josepha Amalia of Saxony	20 October 1819	1819	First cousins once removed	Philip, Duke of Parma and Louise Élisabeth of France
Ferdinand VII of Spain	Maria Christina of the Two Sicilies	11 December 1829	1829	First cousins once removed	Charles III of Spain and Maria Amalia of Saxony
Ferdinand, Duke of Parma	Archduchess Maria Amalia of Austria	19 July 1769	1769	Third cousins once removed	Louis XIII of France and Anne of Austria
Ferdinand, Hereditary Prince of Denmark	Princess Caroline of Denmark	1 August 1829	1829	Half-first cousins once removed	Frederick V of Denmark
Prince Ferdinand of Bavaria	Infanta Maria Teresa of Spain	12 January 1906	1906	First cousins	Isabella II of Spain and Francis, Duke of Cádiz
Ferdinand, Duke of Breisgau	Maria Beatrice d'Este, Duchess of Massa	5 October 1771	1771	Second cousins once removed	Philippe I, Duke of Orléans and Elizabeth Charlotte, Madame Palatine
Ferdinand, Duke of Viseu	Beatrice, Duchess of Viseu	1447	1447	First cousins	John I of Portugal and Philippa of Lancaster
Ferdinand, Hereditary Prince of Leiningen	Princess Viktoria Luise of Prussia	29 April 2017	2017	Second cousins once removed ; third cousins	Kirill Vladimirovich, Grand Duke of Russia and Princess Victoria Melita of Saxe-Coburg and Gotha; Wilhelm II, German Emperor and Augusta Victoria of Schleswig-Holstein
Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel	Princess Antoinette of Brunswick-Wolfenbüttel	15 October 1712	1712	First cousins once removed	Augustus the Younger, Duke of Brunswick-Lüneburg and Duchess Elisabeth Sophie of Mecklenburg
Ferdinand Charles, Archduke of Austria	Anna de' Medici, Archduchess of Austria	10 June 1646	1646	Double first cousins	Charles II, Archduke of Austria and Maria Anna of Bavaria; Ferdinando I de' Medici, Grand Duke of Tuscany and Christina of Lorraine
Prince Ferdinand Pius, Duke of Calabria	Princess Maria Ludwiga Theresia of Bavaria	31 May 1897	1897	Half-second cousins	Leopold II, Grand Duke of Tuscany
Prince Ferdinando, Duke of Genoa	Princess Elisabeth of Saxony	22 April 1850	1850	Double third cousins	Augustus III of Poland and Maria Josepha of Austria; Francis I, Holy Roman Emperor and Maria Theresa
Ferdinando Gonzaga, Duke of Mantua	Catherine de' Medici, Governor of Siena	February 16, 1617	1617	First cousins once removed	Cosimo I de' Medici, Grand Duke of Tuscany
Ferdinando Carlo Gonzaga, Duke of Mantua and Montferrat	Anna Isabella Gonzaga	1671	1671	Second cousins once removed; third cousins	Charles Emmanuel I, Duke of Savoy and Infanta Catherine Michelle of Spain; Cosimo I de' Medici, Grand Duke of Tuscany
Ferdinando Carlo Gonzaga, Duke of Mantua and Montferrat	Suzanne Henriette of Lorraine	8 November 1704	1704	Fifth cousins once removed	René II, Duke of Lorraine and Philippa of Guelders
Ferdinando de' Medici, Grand Prince of Tuscany	Duchess Violante Beatrice of Bavaria	9 January 1689	1689	Third cousins	Charles II, Archduke of Austria and Maria Anna of Bavaria
Ferdinando II de' Medici, Grand Duke of Tuscany	Vittoria della Rovere	26 September 1633	1633	First cousins	Ferdinando I de' Medici, Grand Duke of Tuscany and Christina of Lorraine
Fernando II, Duke of Braganza	Isabella of Viseu	1472	1472	Half-second cousins	John I of Portugal
Flavia Domitilla	Titus Flavius Clemens			Second cousins	Titus Flavius Sabinus and Vespasia Polla
Francesco I d'Este, Duke of Modena	Maria Caterina Farnese	11 January 1631	1631	Third cousins	Charles V, Holy Roman Emperor and Isabella of Portugal
Francesco I d'Este, Duke of Modena	Vittoria Farnese d'Este	12 February 1648	1648	Third cousins	Charles V, Holy Roman Emperor and Isabella of Portugal
Francesco II d'Este, Duke of Modena	Margherita Maria Farnese	14 July 1692	1692	First cousins	Francesco I d'Este, Duke of Modena
Francesco III d'Este, Duke of Modena	Charlotte Aglaé d'Orléans	11 February 1720	1720	Third cousins	Frederick V of the Palatinate and Elizabeth Stuart, Queen of Bohemia
Francesco IV Gonzaga, Duke of Mantua	Margaret of Savoy, Vicereine of Portugal	19 February 1608	1608	Third cousins	Philip I of Castile and Joanna of Castile
Francesco Maria de' Medici, Duke of Rovere and Montefeltro	Eleonora Luisa Gonzaga	14 July 1709	1709	Third cousins once removed	Cosimo I de' Medici, Grand Duke of Tuscany
Francis I of France	Claude of France, Duchess of Brittany	Saint-Germain-en-Laye, 18 May 1514	1514	Second cousins	Louis I, Duke of Orléans
Francis I of France	Eleanor of Austria	4 July 1530	1530	Second cousins once removed	Charles I, Duke of Bourbon and Agnes of Burgundy, Duchess of Bourbon
Francis I of the Two Sicilies	Archduchess Maria Clementina of Austria	Foggia, 26 June 1797	1797	Double first cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria; Charles III of Spain and Maria Amalia of Saxony
Francis I of the Two Sicilies	María Isabella of Spain	Barcelona, 6 July 1820	1820	First cousins	Charles III of Spain and Maria Amalia of Saxony
Francis I, Holy Roman Emperor	Maria Theresa of Austria	12 February 1736	1736	Half-second cousins	Ferdinand III, Holy Roman Emperor
Francis II, Holy Roman Emperor	Princess Maria Theresa of Naples and Sicily	15 September 1790	1790	Double first cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria; Charles III of Spain and Maria Amalia of Saxony
Francis II, Holy Roman Emperor	Archduchess Maria Ludovika of Austria-Este	6 January 1808	1808	First cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria
Francis IV, Duke of Modena	Maria Beatrice of Savoy	20 June 1812	1812	Half-third cousins once removed	Philippe I, Duke of Orléans
Francis, Duke of Saxe-Coburg-Saalfeld	Princess Sophie of Saxe-Hildburghausen	6 March 1776	1776	Third cousins once removed	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Francis, Duke of Saxe-Coburg-Saalfeld	Countess Augusta Reuss of Ebersdorf	13 June 1777	1777	Half-fourth cousins	John Albert II, Duke of Mecklenburg
Prince Francis, Count of Trapani	Archduchess Maria Isabella of Austria	10 April 1850	1850	First cousins once removed	Ferdinand I of the Two Sicilies and Maria Carolina of Austria
Francis, Duke of Teck	Princess Mary Adelaide of Cambridge	12 June 1866	1866	Third cousins once removed	George II of Great Britain and Caroline of Ansbach
Francis, Count of Vendôme	Marie of Luxembourg, Countess of Vendôme	1487	1487	Second cousins once removed	John I, Count of La Marche and Catherine of Vendôme
Francis Josias, Duke of Saxe-Coburg-Saalfeld	Princess Anna Sophie of Schwarzburg-Rudolstadt	2 January 1723	1723	First cousins once removed	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Infante Francisco de Paula, Duke of Cádiz	Princess Luisa Carlotta of Naples and Sicily	12 June 1819	1819	First cousins once removed	Charles III of Spain and Maria Amalia of Saxony
François d'Orléans, Prince of Joinville	Princess Francisca of Brazil	1 May 1843	1843	First cousins once removed	Ferdinand I of the Two Sicilies and Maria Carolina of Austria
François de Bourbon, Prince of Conti	Louise Marguerite of Lorraine	24 July 1605	1605	First cousins once removed	Charles, Duke of Vendôme and Françoise d'Alençon
François Louis, Prince of Conti	Marie Thérèse de Bourbon	22 January 1688	1688	First cousins once removed	Henri, Prince of Condé and Charlotte Marguerite de Montmorency
Franz, Duke of Hohenberg	Princess Elisabeth of Luxembourg	9 May 1956	1956	Half-fourth cousins	Francis I of the Two Sicilies
Franz Joseph I of Austria	Duchess Elisabeth in Bavaria	St. Augustine's Church, Vienna, 24 April 1854	1854	First cousins	Maximilian I Joseph of Bavaria and Caroline of Baden
Franz Joseph II, Prince of Liechtenstein	Countess Georgina von Wilczek	7 March 1943	1943	Fourth cousins once removed	Joseph, 4th Prince Kinsky of Wchinitz and Tettau and Countess Rosa of Harrach of Rohrau and Thannhausen
Franz Joseph, Prince of Hohenzollern-Emden	Princess Maria Alix of Saxony	25 May 1921	1921	Second cousins	Ferdinand II of Portugal and Maria II of Portugal
Franz Joseph, 9th Prince of Thurn and Taxis	Princess Isabel Maria of Braganza	23 November 1920	1920	Fourth cousins	Charles III of Spain and Maria Amalia of Saxony
Archduke Franz Salvator of Austria	Archduchess Marie Valerie of Austria	31 July 1890	1890	Double third cousins	Leopold II, Holy Roman Emperor and Maria Luisa of Spain; Ferdinand I of the Two Sicilies and Maria Carolina of Austria
Frederick I, Duke of Anhalt	Princess Antoinette of Saxe-Altenburg	22 April 1854	1854	Second cousins	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Frederick I, Grand Duke of Baden	Princess Louise of Prussia	20 September 1856	1856	Third cousins	Louis IX, Landgrave of Hesse-Darmstadt and Countess Palatine Caroline of Zweibrücken
Frederick I of Denmark	Anna of Brandenburg	10 April 1502	1502	Second cousins	Frederick I, Elector of Brandenburg and Elisabeth of Bavaria, Electress of Brandenburg
Frederick I of Denmark	Sophie of Pomerania	9 October 1518	1518	Third cousins once removed	Magnus II, Duke of Brunswick-Lüneburg and Catherine of Anhalt-Bernburg
Frederick I of Sweden	Princess Luise Dorothea of Prussia	31 May 1700	1700	First cousins	William VI, Landgrave of Hesse-Kassel and Margravine Hedwig Sophie of Brandenburg
Frederick I of Sweden	Ulrika Eleonora, Queen of Sweden	24 March 1715	1715	Third cousins once removed	Joachim Frederick, Elector of Brandenburg
Frederick I of Württemberg	Duchess Augusta of Brunswick-Wolfenbüttel	15 October 1780	1780	Second cousins	Frederick William I of Prussia and Princess Sophia Dorothea of Hanover
Frederick I of Württemberg	Charlotte, Princess Royal	18 May 1797	1797	Third cousins	George I of Great Britain and Sophia Dorothea of Celle
Frederick I of Prussia	Elisabeth Henriette of Hesse-Kassel	1679	1679	First cousins	George William, Elector of Brandenburg and Elizabeth Charlotte of the Palatinate, Electress of Brandenburg
Frederick I of Prussia	Sophia Charlotte of Hanover	8 October 1684	1684	Second cousins	Frederick IV, Elector Palatine and Countess Louise Juliana of Nassau
Frederick II of Prussia	Elisabeth Christine of Brunswick-Wolfenbüttel-Bevern	12 June 1733	1733	Fourth cousins once removed	Ernest I, Duke of Brunswick-Lüneburg and Sophia of Mecklenburg-Schwerin
Frederick II of Denmark	Sophie of Mecklenburg-Güstrow	July 20, 1572	1572	Half-first cousins	Frederick I of Denmark
Frederick II, Elector Palatine	Dorothea of Denmark, Electress Palatine	18 May 1535	1535	Second cousins once removed	Frederick II, Elector of Saxony and Margaret of Austria, Electress of Saxony
Frederick II, Elector of Saxony	Margaret of Austria, Electress of Saxony	3 June 1431	1431	Third cousins once removed	Albert I of Germany and Elizabeth of Carinthia, Queen of Germany
Frederick II, Grand Duke of Baden	Princess Hilda of Nassau	20 September 1885	1885	Third cousins	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Frederick II, Duke of Saxe-Gotha-Altenburg	Princess Magdalena Augusta of Anhalt-Zerbst	7 June 1696	1696	First cousins	Augustus, Duke of Saxe-Weissenfels and Anna Maria of Mecklenburg-Schwerin
Frederick II, Landgrave of Hesse-Kassel	Princess Mary of Great Britain	28 June 1740	1740	Fourth cousins	Frederick IV, Elector Palatine and Countess Louise Juliana of Nassau
Frederick II, Landgrave of Hesse-Kassel	Margravine Philippine of Brandenburg-Schwedt	10 January 1773	1773	Fourth cousins	Frederick IV, Elector Palatine and Countess Louise Juliana of Nassau
Frederick II Eugene, Duke of Württemberg	Margravine Friederike of Brandenburg-Schwedt	2 November 1753	1753	Fourth cousins once removed	Joachim Frederick, Elector of Brandenburg
Frederick III, German Emperor	Victoria, Princess Royal	Chapel Royal, St. James's Palace, 25 January 1858	1858	Third cousins	Duke Charles Louis Frederick of Mecklenburg and Princess Elisabeth Albertine of Saxe-Hildburghausen
Frederick III of Denmark	Sophie Amalie of Brunswick-Lüneburg	1 October 1643	1643	Second cousins	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Frederick III, Duke of Holstein-Gottorp	Duchess Marie Elisabeth of Saxony	21 February 1630	1630	Second cousins once removed	Christian III of Denmark and Dorothea of Saxe-Lauenburg
Frederick III, Duke of Saxe-Gotha-Altenburg	Princess Luise Dorothea of Saxe-Meiningen	17 September 1729	1729	First cousins	Frederick I, Duke of Saxe-Gotha-Altenburg and Magdalena Sibylla of Saxe-Weissenfels
Frederick IV of Denmark	Louise of Mecklenburg-Güstrow	5 December 1695	1695	Third cousins	Frederick II of Denmark and Sophie of Mecklenburg-Güstrow
Frederick IV, Duke of Holstein-Gottorp	Hedvig Sophia of Sweden	12 May 1698	1698	First cousins ; first cousins once removed	Frederick III of Denmark; Frederick III, Duke of Holstein-Gottorp and Duchess Marie Elisabeth of Saxony
Frederick IV, Landgrave of Hesse-Homburg	Ulrike Louise of Solms-Braunfels	10 October 1746	1746	First cousins	Wilhelm Moritz, Count of Solms-Braunfels and Magdalena Sophie of Hesse-Homburg
Frederick V of the Palatinate	Elizabeth Stuart, Queen of Bohemia	14 February 1613	1613	Fourth cousins	Magnus II, Duke of Mecklenburg and Sophie of Pomerania, Duchess of Mecklenburg
Frederick V, Landgrave of Hesse-Homburg	Landgravine Caroline of Hesse-Darmstadt	27 September 1768	1768	Fourth cousins twice removed	George I, Landgrave of Hesse-Darmstadt and Magdalene of Lippe
Frederick V of Denmark	Louise of Great Britain	11 December 1743	1743	Third cousins once removed	George, Duke of Brunswick-Lüneburg and Anne Eleonore of Hesse-Darmstadt
Frederick V of Denmark	Juliana Maria of Brunswick-Wolfenbüttel	8 July 1752	1752	Half-third cousins	John Albert II, Duke of Mecklenburg
Frederick VI of Denmark	Princess Marie Sophie of Hesse-Kassel	Gottorp, 31 July 1790	1790	First cousins	Frederick V of Denmark and Louise of Great Britain
Frederick VI, Landgrave of Hesse-Homburg	Princess Elizabeth of the United Kingdom	7 April 1818	1818	Fourth cousins	Albert II, Margrave of Brandenburg-Ansbach and Sophie Margarete of Oettingen-Oettingen
Frederick VII of Denmark	Princess Vilhelmine Marie of Denmark	Copenhagen, 1 November 1828	1828	Half-second cousins	Frederick V of Denmark
Frederick VII of Denmark	Duchess Caroline Mariane of Mecklenburg	10 June 1841	1841	Third cousins once removed	Adolphus Frederick II, Duke of Mecklenburg-Strelitz
Frederick VIII of Denmark	Louise of Sweden	28 July 1869	1869	Sextuple fourth cousins once removed	George II of Great Britain and Caroline of Ansbach; Ferdinand Albert II, Duke of Brunswick-Wolfenbüttel and Princess Antoinette of Brunswick-Wolfenbüttel; Christian Karl Reinhard of Leiningen-Dagsburg-Falkenburg and Katharina Polyxena of Solms-Rödelheim
Frederick IX of Denmark	Princess Ingrid of Sweden	Stockholm, 24 May 1935	1935	Double third cousins ; fourth cousins once removed	Oscar I of Sweden and Josephine of Leuchtenberg; Leopold, Grand Duke of Baden and Princess Sophie of Sweden; Paul I of Russia and Sophie Dorothea of Württemberg
Frederick the Simple	Constance of Aragon, Queen of Sicily	11 April 1361	1361	Second cousins once removed	Peter III of Aragon
Frederick, Prince of Wales	Princess Augusta of Saxe-Gotha	27 April 1736	1736	Third cousins once removed	Johann II, Duke of Saxe-Weimar and Dorothea Maria of Anhalt
Prince Frederick, Duke of York and Albany	Princess Frederica Charlotte of Prussia	29 September 1791	1791	Third cousins	George I of Great Britain and Sophia Dorothea of Celle
Prince Frederick of the Netherlands	Princess Louise of Prussia	21 May 1825	1825	First cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Prince Frederick of Prussia	Princess Luise of Anhalt-Bernburg	21 November 1817	1817	Fourth cousins once removed	George I of Great Britain and Sophia Dorothea of Celle
Prince Frederick of Schaumburg-Lippe	Princess Louise of Denmark	5 May 1896	1896	Second cousins	Prince William of Hesse-Kassel and Princess Charlotte of Denmark
Prince Frederick of Schaumburg-Lippe	Princess Antoinette of Anhalt	26 May 1909	1909	Second cousins	Prince William of Hesse-Kassel and Princess Charlotte of Denmark
Prince Frederick of Württemberg	Princess Catherine of Württemberg	20 November 1845	1845	First cousins	Frederick I of Württemberg and Duchess Augusta of Brunswick-Wolfenbüttel
Frederick, Duke of Württemberg-Neuenstadt	Clara Augusta of Brunswick-Lüneburg	7 June 1653	1653	Fourth cousins once removed	John Cicero, Elector of Brandenburg and Margaret of Thuringia
Frederick, Duke of Saxe-Altenburg	Duchess Charlotte Georgine of Mecklenburg-Strelitz	3 September 1785	1785	Second cousins	Ernest Frederick I, Duke of Saxe-Hildburghausen and Countess Sophia Albertine of Erbach-Erbach
Frederick, Prince of Hohenzollern	Princess Margarete Karola of Saxony	2 June 1920	1920	Second cousins	Ferdinand II of Portugal and Maria II of Portugal
Prince Frederick of Hohenzollern-Sigmaringen	Princess Louise of Thurn and Taxis	21 June 1879	1879	Second cousins once removed	Charles Louis, Hereditary Prince of Baden and Princess Amalie of Hesse-Darmstadt
Frederick, Margrave of Brandenburg-Bayreuth	Wilhelmine of Prussia, Margravine of Brandenburg-Bayreuth	November 20, 1731	1731	Half-fourth cousins twice removed	John George, Elector of Brandenburg
Frederick Anton, Prince of Schwarzburg-Rudolstadt	Princess Sophia Wilhelmina of Saxe-Coburg-Saalfeld	8 February 1720	1720	First cousins once removed	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Frederick August I, Duke of Oldenburg	Princess Ulrike Friederike Wilhelmine of Hesse-Kassel	21 November 1752	1752	Fourth cousins once removed	Joachim Frederick, Elector of Brandenburg
Prince Frederick Augustus of Anhalt-Dessau	Princess Marie Luise Charlotte of Hesse-Kassel	11 September 1832	1832	Fifth cousins	Albert II, Margrave of Brandenburg-Ansbach and Sophie Margarete of Oettingen-Oettingen
Frederick Augustus II, Grand Duke of Oldenburg	Princess Elisabeth Anna of Prussia	18 February 1878	1878	Third cousins	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Frederick Augustus II, Grand Duke of Oldenburg	Duchess Elisabeth Alexandrine of Mecklenburg-Schwerin	24 October 1896	1896	Third cousins	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Frederick Augustus II of Saxony	Archduchess Marie Caroline of Austria	7 October 1819	1819	Second cousins	Francis I, Holy Roman Emperor and Maria Theresa of Austria
Frederick Augustus III of Saxony	Archduchess Louise of Austria	21 November 1891	1891	Double third cousins once removed	Leopold II, Holy Roman Emperor and Maria Luisa of Spain; Charles IV of Spain and Princess Maria Luisa of Parma
Prince Frederick Charles of Hesse	Princess Margaret of Prussia	25 January 1893	1893	Double second cousins	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz; Charles Frederick, Grand Duke of Saxe-Weimar-Eisenach and Grand Duchess Maria Pavlovna of Russia
Frederick Charles, Duke of Württemberg-Winnental	Margravine Eleonore Juliane of Brandenburg-Ansbach	31 October 1682	1682	Half-second cousins once removed	John George, Elector of Brandenburg
Frederick Christian, Elector of Saxony	Duchess Maria Antonia of Bavaria	13 June 1747	1747	First cousins	Joseph I, Holy Roman Emperor and Wilhelmine Amalia of Brunswick-Lüneburg
Frederick Christian II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg	Princess Louise Auguste of Denmark	27 May 1786	1786	Third cousins once removed	Christian V of Denmark and Charlotte Amalie of Hesse-Kassel
Frederick Francis I, Grand Duke of Mecklenburg-Schwerin	Princess Louise of Saxe-Gotha-Altenburg	1 June 1775	1775	Third cousins	Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg
Frederick Francis II, Grand Duke of Mecklenburg-Schwerin	Princess Anna of Hesse and by Rhine	4 July 1864	1864	Second cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Frederick Francis II, Grand Duke of Mecklenburg-Schwerin	Princess Marie of Schwarzburg-Rudolstadt	4 July 1868	1868	Third cousins	Louis IX, Landgrave of Hesse-Darmstadt and Countess Palatine Caroline of Zweibrücken
Frederick Francis III, Grand Duke of Mecklenburg-Schwerin	Grand Duchess Anastasia Mikhailovna of Russia	24 January 1879	1879	Second cousins; second cousins once removed	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz; Paul I of Russia and Sophie Dorothea of Württemberg
Frederick Francis IV, Grand Duke of Mecklenburg-Schwerin	Princess Alexandra of Hanover	7 June 1904	1904	Fourth cousins once removed	Duke Louis of Mecklenburg-Schwerin and Princess Charlotte Sophie of Saxe-Coburg-Saalfeld
Frederick Louis, Hereditary Grand Duke of Mecklenburg-Schwerin	Princess Caroline Louise of Saxe-Weimar-Eisenach	1 July 1810	1810	Fifth cousins once removed	Johann II, Duke of Saxe-Weimar and Dorothea Maria of Anhalt
Frederick William I of Prussia	Princess Sophia Dorothea of Hanover	28 November 1706	1706	First cousins	Ernest Augustus, Elector of Brunswick-Lüneburg and Sophia of the Palatinate
Frederick William II of Prussia	Elisabeth Christine of Brunswick-Wolfenbüttel	Schloss Salzdahlum, 14 July 1765	1765	Double first cousins	Frederick William I of Prussia and Princess Sophia Dorothea of Hanover; Ferdinand Albert II, Duke of Brunswick-Lüneburg and Duchess Antoinette of Brunswick-Wolfenbüttel
Frederick William II of Prussia	Frederika Louisa of Hesse-Darmstadt	14 July 1769	1769	Fifth cousins	Louis V, Landgrave of Hesse-Darmstadt and Magdalene of Brandenburg
Frederick William III of Prussia	Louise of Mecklenburg-Strelitz	24 December 1793	1793	Second cousins	Louis VIII, Landgrave of Hesse-Darmstadt and Countess Charlotte of Hanau-Lichtenberg
Frederick William IV of Prussia	Elisabeth Ludovika of Bavaria	29 November 1823	1823	Second cousins	Louis IX, Landgrave of Hesse-Darmstadt and Countess Palatine Caroline of Zweibrücken
Frederick William, Grand Duke of Mecklenburg-Strelitz	Princess Augusta of Cambridge	28 June 1843	1843	First cousins through Prince Frederick of Hesse-Kassel; second cousins through Duke Charles Louis Frederick of Mecklenburg	Prince Frederick of Hesse-Kassel and Princess Caroline of Nassau-Usingen; Duke Charles Louis Frederick of Mecklenburg and Princess Elisabeth Albertine of Saxe-Hildburghausen
Frederick William, Duke of Brunswick-Wolfenbüttel	Princess Marie of Baden	1 November 1802	1802	Half-third cousins once removed	John Frederick, Margrave of Brandenburg-Ansbach
Prince Frederick William of Hesse-Kassel	Grand Duchess Alexandra Nikolaevna of Russia	28 January 1844	1844	Half-fourth cousins	Adolphus Frederick II, Duke of Mecklenburg-Strelitz
Prince Frederick William of Hesse-Kassel	Princess Anna of Prussia	26 May 1853	1853	Half-fourth cousins	Adolphus Frederick II, Duke of Mecklenburg-Strelitz
Prince Frederick William of Solms-Braunfels	Frederica of Mecklenburg-Strelitz	10 December 1798	1798	Fourth cousins twice removed	Johann VII, Duke of Mecklenburg and Sophia of Holstein-Gottorp
Frederick William, Margrave of Brandenburg-Schwedt	Princess Sophia Dorothea of Prussia	10 November 1734	1734	Half-first cousins once removed	Frederick William, Elector of Brandenburg
Duke Friedrich of Württemberg	Princess Marie of Wied	11 November 1993	1993	Sixth cousins once removed	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Friedrich II, Duke of Anhalt	Princess Marie of Baden	2 July 1889	1889	Double third cousins once removed	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt; Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Friedrich, Prince of Waldeck and Pyrmont	Princess Bathildis of Schaumburg-Lippe	9 August 1895	1895	Second cousins	George I, Prince of Waldeck and Pyrmont and Princess Augusta of Schwarzburg-Sondershausen
Prince Friedrich of Saxe-Meiningen	Countess Adelaide of Lippe-Biesterfeld	24 April 1889	1889	Second cousins once removed	Karl Ludwig, Prince of Hohenlohe-Langenburg and Countess Amalie Henriette of Solms-Baruth
Duke Friedrich August of Oldenburg	Princess Marie Cécile of Prussia	3 December 1965	1965	Fourth cousins once removed	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz
Friedrich Christian, Margrave of Meissen	Princess Elisabeth Helene of Thurn and Taxis	16 June 1923	1923	Third cousins	Maximilian I Joseph of Bavaria and Caroline of Baden
Prince Friedrich Christian of Schaumburg-Lippe	Princess Marie Louise of Schleswig-Holstein-Sonderburg-Glücksburg	15 October 1962	1962	Second cousins	George William, Prince of Schaumburg-Lippe and Princess Ida of Waldeck and Pyrmont
Friedrich Ferdinand, Duke of Schleswig-Holstein	Princess Karoline Mathilde of Schleswig-Holstein-Sonderburg-Augustenburg	19 March 1885	1885	Third cousins once removed	Frederick V of Denmark and Louise of Great Britain
Prince Friedrich Ferdinand of Schleswig-Holstein-Sonderburg-Glücksburg	Duchess Anastasia of Mecklenburg-Schwerin	1 September 1943	1943	Second cousins once removed	Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and Princess Louise Caroline of Hesse-Kassel
Friedrich Günther, Prince of Schwarzburg	Princess Sophie of Saxe-Weimar-Eisenach	7 March 1938	1938	Fifth cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Friedrich Günther, Prince of Schwarzburg-Rudolstadt	Auguste of Anhalt-Dessau	15 April 1816	1816	First cousins	Frederick V, Landgrave of Hesse-Homburg and Princess Caroline of Hesse-Darmstadt
Friedrich Günther, Prince of Schwarzburg-Rudolstadt	Countess Helene of Reina	7 August 1855	1855	First cousins once removed	Frederick V, Landgrave of Hesse-Homburg and Princess Caroline of Hesse-Darmstadt
Friedrich Josias, Prince of Saxe-Coburg and Gotha	Countess Viktoria-Luise of Solms-Baruth	25 January 1942	1942	First cousins	Friedrich Ferdinand, Duke of Schleswig-Holstein and Princess Karoline Mathilde of Schleswig-Holstein-Sonderburg-Augustenburg
Prince Friedrich Karl of Prussia	Princess Maria Anna of Anhalt-Dessau	29 November 1854	1854	Second cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Prince Friedrich Sigismund of Prussia	Princess Marie Louise of Schaumburg-Lippe	April 27, 1916	1916	Third cousins once removed	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz
Friedrich Wilhelm II, Duke of Saxe-Altenburg	Magdalene Sibylle of Saxony	1 October 1652	1652	Second cousins	William, Duke of Jülich-Cleves-Berg and Maria of Austria, Duchess of Jülich-Cleves-Berg
Friedrich Wilhelm, Prince of Wied	Princess Guda of Waldeck and Pyrmont	9 September 1958	1958	Second cousins once removed	George Victor, Prince of Waldeck and Pyrmont and Princess Helena of Nassau
Friedrich Wilhelm, Prince of Hohenzollern	Princess Margarita of Leiningen	5 January 1951	1951	Half-fourth cousins twice removed	Charles Frederick, Grand Duke of Baden
Infante Gabriel of Spain	Infanta Mariana Victoria of Portugal	12 April 1785	1785	First cousins once removed	Philip V of Spain and Elisabeth Farnese
Prince Gabriel of Bourbon-Two Sicilies	Princess Malgorzata Izabella Czartoryska	25 August 1927	1927	Third cousins once removed	Ferdinand I of the Two Sicilies and Maria Carolina of Austria
Prince Gaetan, Count of Girgenti	Isabella, Princess of Asturias	13 May 1868	1868	First cousins once removed	Francis I of the Two Sicilies and Infanta María Isabella of Spain
Gaius Caesar	Livilla	1 BC	1 BC	Second cousins	Gaius Octavius and Atia Balba Caesonia
Gaston, Duke of Orléans	Marie de Bourbon, Duchess of Montpensier	6 August 1626	1626	Fourth cousins	John VIII, Count of Vendôme and Isabelle de Beauvau
Gaston, Duke of Orléans	Marguerite of Lorraine	2–3 January 1632	1632	Third cousins once removed	Philip I of Castile and Joanna of Castile
Gaston, Count of Marsan	Marie Louise de Rohan	4 June 1736	1736	Third cousins	Charles I, Duke of Elbeuf and Marguerite de Chabot
Gaston, Count of Eu	Isabel, Princess Imperial of Brazil	15 October 1864	1864	Second cousins	Ferdinand I of the Two Sicilies and Maria Carolina of Austria
Geoffrey II, Duke of Brittany	Constance, Duchess of Brittany	July 1181	1181	Half-second cousins; third cousins	Henry I of England; Malcolm III of Scotland and Saint Margaret of Scotland
Georg, Duke of Saxe-Altenburg	Duchess Marie Louise of Mecklenburg-Schwerin	7 October 1825	1825	Half-third cousins once removed	Adolphus Frederick II, Duke of Mecklenburg-Strelitz
Georg II, Duke of Saxe-Meiningen	Princess Charlotte of Prussia	18 May 1850	1850	Second cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Georg II, Duke of Saxe-Meiningen	Princess Feodora of Hohenlohe-Langenburg	23 October 1858	1858	Second cousins	Christian Albrecht, Prince of Hohenlohe-Langenburg and Caroline of Stolberg-Gedern
Georg, Prince of Schaumburg-Lippe	Princess Marie Anne of Saxe-Altenburg	16 April 1882	1882	Fifth cousins	George II of Great Britain and Caroline of Ansbach
Prince Georg of Bavaria	Archduchess Isabella of Austria	10 February 1912	1912	Third cousins once removed	Leopold II, Holy Roman Emperor and Maria Luisa of Spain
Georg Alexander, Duke of Mecklenburg	Archduchess Ilona of Austria	20 February 1946	1946	Fifth cousins once removed	Frederick II Eugene, Duke of Württemberg and Princess Friederike of Brandenburg-Schwedt
Georg Donatus, Hereditary Grand Duke of Hesse	Princess Cecilie of Greece and Denmark	2 February 1931	1931	First cousins once removed	Louis IV, Grand Duke of Hesse and Princess Alice of the United Kingdom
Georg Friedrich, Prince of Prussia	Princess Sophie of Isenburg	Potsdam, 25 August 2011	2011	Sixth cousins once-removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Prince Georg Hartmann of Liechtenstein	Duchess Marie Christine of Württemberg , Third cousins	Queen Victoria and Albert, Prince Consort; Nicholas I of Russia and Charlotte of Prussia
George II, Landgrave of Hesse-Darmstadt	Sophia Eleonore of Saxony	April 1, 1627	1627	Half-first cousins once removed	John George, Elector of Brandenburg
George III of the United Kingdom	Charlotte of Mecklenburg-Strelitz	08 Sept 1761	1761	Half-second cousins twice removed ; Third cousins Fourth cousins twice removed	Adolf Frederick I, Duke of Mecklenburg; Ernest I, Duke of Saxe-Gotha and Princess Elisabeth Sophie of Saxe-Altenburg; Edzard II, Count of East Frisia and Catherine Vasa of Sweden
George IV of the United Kingdom	Princess Caroline of Brunswick-Wolfenbüttel	Chapel Royal, St. James's Palace, 8 April 1795	1795	First cousins	Frederick, Prince of Wales and Princess Augusta of Saxe-Gotha-Altenburg
George V of the United Kingdom	Princess Mary of Teck	Chapel Royal, St. James's Palace, 6 July 1893	1893	Double second cousins once removed	George III of the United Kingdom and Charlotte of Mecklenburg-Strelitz; Prince Frederick of Hesse-Kassel and Princess Caroline of Nassau-Usingen
George V of Hanover	Marie of Saxe-Altenburg	18 February 1843	1843	First cousins once removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
George, King of Saxony	Infanta Maria Anna of Portugal	11 May 1859	1859	Third cousins once removed	Francis I, Holy Roman Emperor and Maria Theresa of Austria
George, Duke of Saxony	Barbara Jagiellon	21 November 1496	1496	Second cousins twice removed	Algirdas
George, Grand Duke of Mecklenburg-Strelitz	Princess Marie of Hesse-Kassel	12 August 1817	1817	Fourth cousins	Albert II, Margrave of Brandenburg-Ansbach and Sophie Margarete of Oettingen-Oettingen
Prince George, Duke of Kent	Princess Marina of Greece and Denmark	Westminster Abbey 29 November 1934	1934	Second cousins	Christian IX of Denmark and Louise of Hesse-Kassel
George Maximilianovich, 6th Duke of Leuchtenberg	Duchess Therese Petrovna of Oldenburg	12 May 1879	1879	Second cousins	Paul I of Russia and Sophie Dorothea of Württemberg
Grand Duke George Mikhailovich of Russia	Princess Maria of Greece and Denmark	30 April 1900	1900	First cousins once removed	Nicholas I of Russia and Charlotte of Prussia
George Victor, Prince of Waldeck and Pyrmont	Princess Helena of Nassau	26 September 1853	1853	Second cousins	Charles Christian, Prince of Nassau-Weilburg and Princess Carolina of Orange-Nassau
George Victor, Prince of Waldeck and Pyrmont	Princess Louise of Schleswig-Holstein-Sonderburg-Glücksburg	29 April 1891	1891	First cousins once removed	George I, Prince of Waldeck and Pyrmont and Princess Augusta of Schwarzburg-Sondershausen
Prince George William of Hesse-Darmstadt	Countess Maria Louise Albertine of Leiningen-Falkenburg-Dagsburg	16 March 1748	1748	Third cousins	Christian I, Count Palatine of Birkenfeld-Bischweiler and Countess Palatine Magdalene Catherine of Zweibrücken
Gian Galeazzo Visconti, Duke of Milan	Caterina Visconti	Church of San Giovanni in Conca, 2 October 1380	1380	First cousins	Stefano Visconti and Valentina Doria
Gottfried, Prince of Hohenlohe-Langenburg	Princess Margarita of Greece and Denmark	20 April 1931	1931	Second cousins once removed ; Third cousins ; Third cousins once removed ;	Queen Victoria and Albert, Prince Consort; Nicholas I of Russia and Charlotte of Prussia; Duke Louis of Württemberg and Princess Henriette of Nassau-Weilburg
Archduke Gottfried of Austria	Princess Dorothea of Bavaria	2 August 1938	1938	Half-second cousins once removed	Leopold II, Grand Duke of Tuscany and Princess Maria Antonia of the Two Sicilies
Prince Guillaume of Luxembourg	Sibilla Sandra Weiller y Torlonia	8 September 1994	1994	Triple fifth cousins once removed Half-fifth cousins once removed	Charles IV of Spain and Princess Maria Luisa of Parma; Francis I of the Two Sicilies; Francis, Duke of Saxe-Coburg-Saalfeld and Countess Augusta Reuss of Ebersdorf; Frederick William, Prince of Nassau-Weilburg and Burgravine Louise Isabelle of Kirchberg
Gustaf V of Sweden	Victoria of Baden	20 September 1881	1881	Third cousins once removed	Charles II, Grand Duke of Mecklenburg-Strelitz and Princess Friederike of Hesse-Darmstadt
Gustaf VI Adolf of Sweden	Princess Margaret of Connaught	15 June 1905	1905	Third cousins	Frederick William III of Prussia and Louise of Mecklenburg-Strelitz
Gustaf VI Adolf of Sweden	Louise Mountbatten	3 November 1923	1923	Fourth cousins	Frederick William II of Prussia and Frederica Louisa of Hesse-Darmstadt
Prince Gustaf Adolf, Duke of Västerbotten	Princess Sibylla of Saxe-Coburg and Gotha	20 October 1932	1932	Second cousins	Queen Victoria and Albert, Prince Consort
Gustav III of Sweden	Sophia Magdalena of Denmark	1 October 1766	1766	Second cousins	George I of Great Britain and Sophia Dorothea of Celle
Gustav, Prince of Vasa	Princess Louise Amelie of Baden	9 November 1830	1830	First cousins	Charles Louis, Hereditary Prince of Baden and Princess Amalie of Hesse-Darmstadt
Gustavus Adolphus of Sweden	Maria Eleonora of Brandenburg	25 November 1620	1620	Third cousins once removed	Christian I of Denmark and Dorothea of Brandenburg
Haakon VI of Norway	Margaret I of Denmark	9 April 1363	1363	Fourth cousins once removed	Valdemar II of Denmark and Berengaria of Portugal
Haakon VII of Norway	Princess Maud of Wales	Buckingham Palace, 22 July 1896	1896	First cousins	Christian IX of Denmark and Louise of Hesse-Kassel
Hadrian	Vibia Sabina	100	100	Second cousins once removed	Traianus
Şehzade Halil	Irene Palaiologina	28 May 1347	1347	First cousins	John VI Kantakouzenos, Byzantine Emperor and Irene Asanina
Hans-Adam I, Prince of Liechtenstein	Erdmuthe Maria Theresia of Dietrichstein	16 February 1681	1681	First cousins	Maximilian, Prince of Dietrichstein and Princess Anna Maria of Liechtenstein
Hans-Adam II, Prince of Liechtenstein	Marie Aglaë, Countess Kinsky von Wchinitz und Tettau	30 July 1967	1967	Second cousins once removed	Ferdinand Bonaventura, 7th Prince Kinsky of Wchinitz and Tettau and Princess Maria of Liechtenstein
Prince Harald of Denmark	Princess Helena Adelaide of Schleswig-Holstein-Sonderburg-Glücksburg	28 April 1909	1909	Second cousins	Friedrich Wilhelm, Duke of Schleswig-Holstein-Sonderburg-Glücksburg and Princess Louise Caroline of Hesse-Kassel
Prince Heinrich I Reuss of Köstritz	Duchess Woizlawa Feodora of Mecklenburg	15 September 1939	1939	Fourth cousins	Paul I of Russia and Sophie Dorothea of Württemberg
Heinrich XXII, Prince Reuss of Greiz	Princess Ida of Schaumburg-Lippe	8 October 1872	1872	Second cousins once removed	Charles Christian, Prince of Nassau-Weilburg and Princess Carolina of Orange-Nassau
Heinrich XXVII, Prince Reuss Younger Line	Princess Elise of Hohenlohe-Langenburg	11 November 1884	1884	Second cousins (through Karl Ludwig, Prince of Hohenlohe-Langenburg Royalty outside Europe Japan Emperor Ichijō of Japan and his wife Fujiwara no Akiko Emperor Kōbun of Japan and Empress Tōchi Prince Nagaya of Japan and his wife Princess Kibi Prince Shōtoku of Japan and his wife Princess Uji no Kaitako Emperor Keikō and his first cousin, Yasaka Iribime Emperor Chūai and his third cousin once removed, Empress Jingū Emperor Ōjin and his distant cousin, Nakatsu Hime Emperor Ingyō and his half cousin, Oshisaka no Hime Emperor Keitai and his distant cousin, Tashiraka Emperor Senka and his distant cousin, Tachibana Emperor Kinmei and his cousins, Soga no Kitashihime, Soga no Oanenokimi, and Iwa-hime Emperor Kōnin and his first cousin twice removed, Princess Inoe Emperor Ninmyō and his distant cousin, Fujiwara no Nobuko Fujiwara no Yoshifusa and his distant cousin, Minamoto no Kiyohime Emperor Montoku and his first cousin, Fujiwara no Akirakeiko Emperor Seiwa and his first cousin once removed, Fujiwara no Takaiko Emperor Daigo and his distant cousin, Fujiwara no Onshi Fujiwara no Morosuke and his first cousin once removed, Kōshi Emperor Murakami and his first cousin once removed, Fujiwara no Anshi Emperor Reizei and his cousins, Princess Masako, Fujiwara no Kaishi, and Fujiwara no Chōshi Fujiwara no Michinaga and his distant cousin, Minamoto no Rinshi Emperor Ichijō and his first cousin, Empress Shōshi Emperor Sanjō and his second cousin, Fujiwara no Kenshi Emperor Go-Suzaku and his first cousin, Princess Teishi Emperor Go-Sanjō and his cousins, Princess Kaoruko and Fujiwara Shigeko Emperor Go-Reizei and his first cousin, Princess Shōshi Emperor Horikawa and his first cousin once removed, Fujiwara no Ishi Emperor Toba and his first cousin, Fujiwara no Tamako Fujiwara no Tashi and her first cousins, Emperor Nijō and Emperor Konoe Emperor Go-Saga and his distant cousin, Fujiwara no Kitsushi Emperor Go-Fukakusa and his first cousin once removed, Tōin Inshi Emperor Kameyama and his first cousin once removed, Fujiwara no Saneko Prince Hisaaki and his half first cousin once removed Emperor Fushimi and his distant cousin, Tōin Sueko Emperor Go-Daigo and his second cousin once removed, Princess Junshi Emperor Kōkaku and his second cousin once removed, Princess Yoshiko Emperor Kōmei and his distant cousin, Empress Eishō. He also had a concubinage with his third cousin once removed, Nakayama Yoshiko. Emperor Meiji and his distant cousin, Masako Ichijō. He also had a concubinage with his third cousin, Yanagihara Naruko Emperor Taishō and his distant cousin, Sadako Kujō Emperor Shōwa of Japan and his tenth cousin once removed, Princess Nagako of Kuni Yasuhito, Prince Chichibu and his eighth cousin thrice removed, Setsuko Matsudaira Nobuhito, Prince Takamatsu and his sixth cousin twice removed, Kikuko Tokugawa Takahito, Prince Mikasa and his second cousin once removed Yuriko Takagi Masahito, Prince Hitachi and his fifth cousin Hanako Tsugaru Shigeko, Princess Teru and her double first cousin once removed, Prince Morihiro Higashikuni Princess Masako Takeda and her distant cousin, Prince Tsunehisa Takeda Fusako, Princess Kane and her distant cousin, Prince Naruhisa Kitashirakawa Princess Nobuko Asaka and her distant cousin, Prince Yasuhiko Asaka Toshiko, Princess Yasu and her distant cousin, Prince Naruhiko Higashikuni Princess Sumiko and her distant cousin, Prince Yamashina Akira Princess Yasuko of Mikasa and her fourth cousin once removed, Tadateru Konoe Princess Noriko of Takamado and her third cousin once removed, Kunimaro Senge Prince Yamashina Takehiko and his second cousin, Princess Sakiko Prince Kuni Asaakira and his cousin, Princess Tomoko Prince Fushimi Sadanaru and his distant cousin, Princess Arisugawa Toshiko Atsuko, Princess Yori and her second cousin, Ikeda Takamasa Kazuko, Princess Taka and her second cousin once removed, Toshimichi Takatsukasa Takako, Princess Suga of Japan and her distant cousin Hisanaga Shimazu Saudi Arabia Ibn Saud and his second cousin, Al Jawhara bint Musaed Al Jiluwi, his first cousin once removed, Hussa bint Ahmed Al Sudairi, and his distant cousins, Jawhara bint Saad bin Abdul Muhsin al Sudairi and Haya bint Sa'ad Al Sudairi Muhammad bin Abdul-Rahman and his first cousin once removed, Hussa bint Ahmed Al Sudairi Saud of Saudi Arabia and his second cousin, Munira bint Sa'ad bin Saud bin Faisal Al Saud Faisal of Saudi Arabia and his first cousin, Al Jawhara bint Saud bin Abdulaziz Al Saud Al Kabir, his second cousin, Sultana bint Ahmed Al Sudairi, and his distant cousins, Iffat Al-Thunayan and Haya bint Turki bin Abdulaziz Al Turki Khalid of Saudi Arabia and his first cousin, Tarfa bint Abdullah bin Abdul Rahman Al Saud, his second cousin, Latifa bint Ahmed Al Sudairi, and his distant cousin, Noura bint Turki bin Abdulaziz bin Abdullah bin Turki Al Saud Fahd of Saudi Arabia and his first cousin, Jawza bint Abdallah bin Abdul Rahman Al Saud, and his cousins, Al Anood bint Abdulaziz bin Mousad Al Saud, Al Jowhara bint Abdullah Al Sudairi, and Modhi bint Turki bin Abdullah Al Saud Abdullah of Saudi Arabia and his cousin, Jawahir bint Ali Hussein Al Jiluwi Salman bin Abdulaziz Al Saud and his first cousin, Sultana bint Turki Al Sudairi Nasser bin Abdulaziz Al Saud and his second cousin, Muhdi bint Ahmed bin Mohammed Al Sudairi Al Bandari bint Abdulaziz Al Saud and her first cousin, Bandar bin Muhammad Al-Saud Luluwah bint Abdulaziz Al Saud and her second cousin once removed, Faisal bin Turki bin Abdullah bin Saud Al Saud Sultan bin Abdulaziz Al Saud and his cousins, Munira bint Abdulaziz bin Musaed bin Jalawi, Jowaher bint Mohammed bin Saud bin Nasser Al Farhan Al Saud, Mouda bint Saud Al Kabeer Al Saud, Leila Al Thunayan, and Abir bint Fahd Al Faisal Al Farhan Al Saud Nayef bin Abdulaziz Al Saud and his cousins, Maha al-Sudairi and Al Jawhara bint Abdulaziz bin Musaid Al Jiluwi Turki II bin Abdulaziz Al Saud and his first cousin, Noura bint Abdallah bin Abdul Rahman Sattam bin Abdulaziz Al Saud and his first cousin, Sheikha bint Abdullah bin Abdul Rahman Mashhur bin Abdulaziz Al Saud and his cousin, Noura bint Mohammed bin Saud Al-Kabeer Al Saud Al Jawhara bint Abdulaziz Al Saud and her first cousin, Khalid ibn Abdullah Seeta bint Abdulaziz Al Saud and her distant cousin, Abdullah bin Mohammed bin Saud Al Kabir Al Saud Badr bin Abdulaziz Al Saud and his first cousin, Hessa bint Abdullah Al Sudairi Haya bint Abdulaziz Al Saud and her first cousin, Muhammad bin Saud bin Abdul Rahman Al Saud Sara bint Abdulaziz Al Saud and her first cousin, Faisal bin Saad bin Abdulrahaman Mohammad bin Salman and his first cousin, Sara bint Mashoor bin Abdulaziz Al Saud Khalid bin Faisal Al Saud and his first cousin once removed, Al Anoud bint Abdullah bin Mohammad bin Abdul Rahman Al Saud Muhammad bin Saad and his first cousin, Seeta bint Saud bin Abdulaziz Al Saud Saud bin Abdul Muhsin Al Saud and his first cousins, Lolowah bint Faisal Al Saud and Bonaiah bint Fahd bin Abdullah bin Abdul Rahman Al Saud Turki bin Nasser and his first cousin, Noura bint Sultan bin Abdulaziz Al Saud Khalid bin Sultan and his first cousins, Lulua bint Fahd and Abeer bint Turki bin Abdulaziz Bandar bin Sultan and his first cousin, Haifa bint Faisal Muhammad bin Fahd and his first cousin, Jawahir bint Nayef bin Abdulaziz Al Saud Khalid bin Abdullah bin Abdulaziz Al Saud and his first cousin, Noura bint Abdullah bin Muhammad bin Abdullah Saud bin Fahd Al Saud and his first cousin, Mudhawi bint Musaid bin Abdulaziz Al Saud Mohammed bin Nawwaf bin Abdulaziz and his first cousin once removed, Fadwa bint Khaled bin Abdallah Al Saud Al-Waleed bin Talal and his half-first cousin, Dalal bint Saud Saud bin Faisal bin Abdulaziz Al Saud and his first cousin once removed, Jawhara bint Abdullah bin Abdul-Rahman Sultan bin Salman Al Saud and his first cousin once removed, Haifa bint Saud Abdulaziz bin Majid and his first cousin once removed, Nuha bint Saud Muhammad bin Nayef and his first cousin Reema bint Sultan Abdulaziz bin Salman and his first cousin once removed, Sara bint Khalid bin Musa'ad bin Abdulaziz Khaled bin Talal bin Abdul Aziz Al Saud and his half-first cousin, Jazzi bint Saud bin Abdul Aziz Al Saud Sultan bin Turki II bin Abdulaziz Al Saud and his first cousin, Nora bint Abdullah Turki bin Abdullah Al Saud and his first cousin once removed, Hala bint Khalid Abdul Aziz bin Fahd and his first cousin once removed, Al Anoud bint Faisal Al Saud Salman bin Sultan and his first cousin, Falwa bint Ahmed bin Abdulaziz Al Saud Prince Abdulaziz bin Talal bin Abdulaziz Al Saud and his first cousin once removed, Sora Saud Mishaal bin Saud and his first cousin once removed, Sara bint Faisal bin Turki I bin Abdulaziz Al Saud Faisal bin Turki I bin Abdulaziz Al Saud and his first cousin, Hassa bint Saud bin Abdulaziz Al Saud Fahad bin Saud bin Abdulaziz Al Saud and his first cousin, Al Anoud bint Faisal Al Saud Muhammed bin Saud Al Saud and his first cousin, Sara bint Faisal Al Saud Faisal bin Fahd and his first cousin, Munira bint Sultan bin Abdulaziz Al Saud Fahd bin Salman bin Abdulaziz Al Saud and his first cousin, Nuf bint Khalid bin Abdallah Al Abdul Rahman Ahmed bin Salman bin Abdulaziz Al Saud and his first cousin once removed, Lamia bint Mishaal bin Saud bin Abdulaziz Al Saud Noura bint Abdul Rahman Al Saud and her first cousin once removed, Saud ibn Abd al-Aziz ibn Saud Mutaib bin Abdullah and his first cousin once removed, Jawahir bint Abdallah bin Abdul Rahman Al Saud Fahd bin Abdullah bin Mohammed Al Saud and his first cousin, Fahda bint Bandar bin Mohammed bin Abdul Rahman Al Saud Faisal bin Fahd bin Abdullah Al Saud and his half-second cousin, Nouf bint Mutaib bin Abdullah bin Abdulaziz Al Saud Faisal bin Abdullah bin Mohammed Al Saud and his first cousin, Adila bint Abdulla Al Saud Moudi bint Khalid Al Saud and her first cousin, Abdul Rahman bin Faisal bin Abdulaziz Al Saud Faisal bin Bandar Al Saud and his second cousin once removed, Nura bint Muhammad bin Saud Al Abdul Rahman Turki bin Faisal Al Saud and his cousin, Nouf bint Fahd bin Khalid Al Saud Sultan bin Fahd Al Saud and his cousin, Juhayr bint Faisal bin Turki Al Saud Khalid bin Bandar Al Saud and his second cousin once removed, Mashael bint Mohammed bin Saud bin Abdul Rahman Al Saud Mansour bin Mutaib Al Saud and his cousin, Ibtisam bint Yazid bin Abdallah Al Abdul Rahman Mishaal bin Majid and his first cousin once removed, Al Jawhara bint Khalid bin Musaid Al Saud Hussam bin Saud bin Abdulaziz Al Saud and his first cousin, Sarah Bint Musa'ad bin Abdulaziz Abdullah bin Musa'ad bin Abdulaziz Al Saud and his cousin, Jawaher bint Fahd bin Abdullah Al Saud Mishaal bin Abdullah Al Saud and his cousins, Luluwah bint Nawaf bin Mohammed bin Abdullah bin Abdulrahman Al Saud and Nouf bint Bandar Al Saud Reema bint Bandar Al Saud and her first cousin, Faisal bin Turki bin Nasser Faisal bin Turki bin Nasser and his second cousin once removed, Al Anoud bint Mishal bin Mohammed bin Saud Bandar bin Khalid Al Saud and his cousin, Nouf bint Mohammed bin Abdullah bin Mohammed Al Saud Saud bin Khalid Al Saud and his third cousin once removed, al-Jawhara bint Khalid bin Saud Al Abd al-Rahman Turki Bin Mohammed Bin Nasser Bin Abdulaziz Al Saud and his cousin, Kholoud Bint Khaled Al Saud Sultan bin Mohammed bin Saud Al Kabeer and his cousin, Al Juwhara bint Saad bin Abdulaziz Al Saud Others Airlangga, regional king of Bali, Indonesia and his first cousin Prithviraj Chauhan of India and his first cousin once removed Sanyogita. King Darius I of Persia and his third cousin, Atossa King Kamehameha the Great of Hawaii and his second cousins: Queen Kaahumanu, Queen Kaheiheimālie and Queen Namahana Piʻia Alexander Liholiho King Kamehameha IV of Hawaii and his second cousin, Queen Emma Kaleleonalani Naea Abdullah I of Jordan and his first cousin, Musbah bint Nasser Talal of Jordan and his first cousin, Zein al-Sharaf Talal Hussein of Jordan and his first cousin once removed Sharifa Dina bint 'Abdu'l-Hamid Princess Maqbula bint Abdullah and her first cousin Hussein ibn Nasser Prince Hamzah bin Al Hussein and his second cousin Princess Noor Hamzah Zaitian, the Guangxu Emperor and his first cousin, Yehenara Jingfen Crown Prince Sado of Joseon and his fourth cousin twice removed Lady Hong King Bhumibol Adulyadej of Thailand and his half-first cousin once removed Mom Rajawongse Sirikit Kitiyakara Buddha Loetla Nabhalai and his first cousin, Sri Suriyendra Chulalongkorn and his first cousins once removed, Ubolratana Narinaka, Saovabhak Nariratana, and Saisavali Bhiromya. Vajiravudh and his first cousin, Lakshamilavan Prajadhipok and his first cousin, Rambai Barni Vajiralongkorn, Crown Prince of Thailand and his first cousin Mom Luang Soamsavali Kitiyakara Adulakit Kitiyakara and his second cousin, Bandhusawali Yugala Kitiyakara Voralaksana and his first cousin, Mom Chao Absornsamarn Dhevakul Nakkhatra Mangala and his second cousin, Bua Sanidvongs Varananda Dhavaj and his first cousin, Galyani Vadhana Yugala Dighambara and his first cousin, Chalermkhetra Mangala Vibhavadi Rangsit and her first cousin once removed, Piyarangsit Rangsit Wan Waithayakon and his first cousin once removed, Bibulaya Benching Kitiyakara Vimolchatra and her first cousin, Udaya Chalermlabh Vudhijaya Bidyalongkorn and his second cousin, Phonphimonphan Rajani Zaichun, the Tongzhi Emperor and his second cousin Lady Alute Emperor Taizong of Tang and his second cousin Consort Yang Emperor Zhongzong of Tang and his first cousin Lady Zhao Emperor Xianzong of Tang and his first cousin once removed Lady Guo Emperor Wen of Western Wei and his first cousin Lady Yifu Emperor Wu of Han and his first cousin Chen Jiao Chen Shubao, emperor of the Chen dynasty, and his second cousin Shen Wuhua Hayam Wuruk, last king of Majapahit, and half sister Padukasori, daughter of :id:Dyah Wiyat\|Dyah Wiyat, they have 1 father, different mothers Emperor Guangwu of Han and his fifth cousin once removed Guo Shengtong Puyi, Xuantong Emperor and his fourth cousin thrice-removed Gobulo Wan Rong Princess Wen Ying and her fourth cousin thrice-removed Gobulo Runliang Princess Wen Wing and her fourth cousin thrice-removed Gobulo Runqi Princess Baling of Tang and her first cousin Chai Lingwu, Duke of Xiangyang Emperor Ruizong of Tang and his second cousin Consort Dou Princess Taiping of Tang and her first husband and first cousin Xue Shao, as well as her second husband and second cousin Wu Youji, Prince Zhongdian of Ding Li Xianhui, Lady Yongtai and her first cousin Wu Yanji, Prince of Wei Li Guo'er, Princess Anle and her first husband and second cousin Wu Chongxun, Prince of Gaoyang, as well as her second husband and first cousin Wu Yanxiu, Prince of Huaiyang King Muyeol of Silla and his first cousin once removed Kim Mun-hui Princess Cheonmyeong of Silla and her first cousin once removed Kim Yongsu State Princess Wenxian and her second cousin Tunggiya Shun’anyan King Xerxes I of Persia and his first cousin Amestris King Antiochus III the Great of the Seleucid Empire and his first cousin Princess Laodice of Pontus King Mithridates III of Commagene and his first cousin Princess Isias Philostorgos of Cappadocia King Antiochus VIII Grypus of the Seleucid Empire and his first cousin Princess Tryphaena of Egypt Gaius Julius Archelaus Antiochus Epiphanes and his fourth cousin or third cousin once removed Claudia Capitolina Mohammed bin Rashid Al Maktoum, Prime Minister of the United Arab Emirates, and his first cousin, Hind bint Maktoum bin Juma Al Maktoum Hamad bin Isa Al Khalifa and his first cousin, Sabika bint Ibrahim Al Khalifa Khalifa bin Salman Al Khalifa and his first cousin, Hessa bint Ali Al Khalifa Rashid bin Khalifa Al Khalifa and his second cousin, Lulwa bint Khalifa Al Khalifa Salman, Crown Prince of Bahrain and his cousin, Hala bint D'aij Al Khalifa Abdullah bin Hamad bin Isa Al Khalifa and his cousin, Hessa bint Khalifa Al Khalifa Khalid bin Hamad Al Khalifa and his first cousin, Hessa bint Mohammed bin Isa Al Khalifa Isa bin Salman Al Khalifa and his third cousin, Hessa bint Salman Al Khalifa Hamad bin Khalifa Al Thani and his first cousins, Sheikha Mariam bint Muhammad Al-Thani and Sheikha Noora bint Khalid Al-Thani Tamim bin Hamad Al Thani and his first cousin, Sheikha Jawahir bint Hamad Al Thani Al-Mayassa bint Hamad bin Khalifa Al-Thani and her second cousin, Sheikh Jassim bin Abdul Aziz Al-Thani Abdullah bin Khalifa Al Thani and his first cousin, Lolwa bint Jassim bin Hamad Hamad bin Suhaim Al Thani and his first cousin, Aisha bint Khalifa bin Hamad Al Thani Saud bin Abdelaziz bin Hamad Al Thani and his first cousins, Roda bint Jassim bin Hamad bin Abdullah Al Thani and Lolwa bint Mohammed bin Hamad bin Abdullah Al Thani Jassim bin Hamad bin Khalifa Al Thani and his cousin, Buthaina bint Ahmad Al Thani Khalifa bin Hamad Al Thani and his cousins, Amna bint Hassan bin Abdulla Al Thani, Rudha bint Jassim bin Jabr Al Thani, and Moza bint Ali bin Saud Al Thani Hamad bin Abdullah Al Thani and his first cousin, Sarah bint Mohammed bin Jassim Al Thani Abdullah bin Jassim Al Thani and his cousin, Fatima bint Isa Al Thani Ali bin Abdullah Al Thani and his cousin, Noura Al-Thani Mohammed bin Jassim Al Thani and his first cousin, Aisha bint Ahmed Khalid bin Hamad bin Abdullah Al Thani and his cousin, Amna bint Jassim Al Thani Hamad bin Jassim bin Jaber Al Thani and his cousin, Jawaher bint Fahad Al Thani Sabah Al-Ahmad Al-Jaber Al-Sabah and his first cousin once removed, Sheikha Fatuwah bint Salman Al-Sabah Jaber II Al-Sabah and his first cousin, Shekha bint Abdullah II Al-Sabah Saad Al-Salim Al-Sabah and his cousin, Latifa Fahad Al-Sabah Mohammad Sabah Al-Salem Al-Sabah and his cousin, Feryal Duaij Al Salman Al Sabah Ahmad Al Khalid Al Sabah and his cousin, Wadad Mubarak Al-Hamad Al-Sabah Sabah Al-Khalid Al-Sabah and his cousin, Aida Salim Al Ali Al Sabah Tupou VI and his second cousin, Nanasipauʻu Tukuʻaho Tupoutoʻa ʻUlukalala and his double second cousin, Sinaitakala Fakafanua ʻElisiva Fusipala Taukiʻonetuku and her half-first cousin, Siaʻosi Fatafehi Toutaitokotaha Mohammed V of Morocco and his first cousin, Lalla Abla bint Tahar Moulay Ali Alaoui and his first cousin, Lalla Fatima Zohra Hussein Kamel of Egypt and his half-first cousin, Ayn-al-Hayat Rifaat Tewfik Pasha and his first cousin once removed, Emina Ilhamy Fuad I of Egypt and his first cousin once removed, Shivakiar Ibrahim Faiza Rauf and her first cousin, Bulent Rauf Muhammad Abdel Moneim and his third cousin, Fatma Neslişah Rukiye Sabiha Sultan and her second cousin, Ömer Faruk Efendi Qaboos bin Said al Said and his first cousin, Sayyida Nawwal bint Tariq Al Said Taimur bin Feisal and his first cousin once removed, Fatima bint Ali Al Said Faisal bin Turki and his first cousin, Aliya bint Thuwaini Al Said Moshoeshoe II of Lesotho and his second cousin once removed, Queen Mamohato of Lesotho Hassanal Bolkiah and his first cousin, Queen Saleha of Brunei Omar Ali Saifuddien III and his first cousin once removed, Pengiran Anak Damit Norodom Suramarit and his first cousin once removed, Sisowath Kossamak Sisowath Monivong and his first cousin once removed, Norodom Kanviman Norleak Tevi Ghazi of Iraq and his first cousin, Aliya bint Ali Ugyen Wangchuck and his first cousin once removed, Tsundue Pema Lhamo Jigme Wangchuck and his first cousin once removed, Phuntsho Choden Mohammed Nadir Shah and his first cousin, Mah Parwar Begum Mohammed Zahir Shah and his first cousin, Humaira Begum Mohammed Daoud Khan and his half-first cousin, Zamina Begum Mansour bin Zayed Al Nahyan and his second cousin once removed, Manal bint Mohammed bin Rashid Al Maktoum Birendra of Nepal and his second cousin, Queen Aishwarya of Nepal Gyanendra of Nepal and his second cousin, Queen Komal of Nepal Dhirendra of Nepal and his second cousin, Prekshya Shah Taw Phaya and his first cousin, Phaya Rita Zayed bin Sultan Al Nahyan and his first cousins once removed, Hassa bint Mohammed bin Khalifa Al Nahyan and Shamsa bint Mohammed Al Nahyan Hazza bin Sultan Al Nahyan and his first cousins, Maryam bint Said bin Zayed bin Khalifa Al Nahyan and Maryam bint Hamdan bin Zayed bin Khalifa Al Nahyan Hamdan bin Mohammed Al Maktoum and his cousin, Shaikha bint Saeed bin Thani Al Maktoum Maktoum bin Rashid Al Maktoum and his cousin, Alia bint Khalifa bin Saeed al Maktoum Hamdan bin Rashid Al Maktoum and his cousins, Sheikh Rashid bin Hamdan Al Maktoum and Latifa bint Hamdan Rashid Al Maktoum Idris of Libya and his first cousin once removed, Fatimah el-Sharif Aristocracy Popular articles Javier Milei - Argentine libertarian economist, author, radio conductor and public speaker sympathetic to the Austrian School of economic thought. 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List of coupled cousins

Notable people

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Royalty outside Europe

Japan

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Aristocracy