List of books written by children or teenagers

• Alexandra Adornetto wrote her debut novel, The Shadow Thief, when she was 13. It was published in 2007. Other books written by her as a teenager are: The Lampo Circus, Von Gobstopper's Arcade, Halo and Hades.
• Margery Allingham had her first novel, Blackkerchief Dick, about smugglers in 17th century Essex, published in 1923, when she was 19.
• Jorge Amado had his debut novel, The Country of Carnival, published in 1931, when he was 18.
• Prateek Arora wrote his debut novel Village 1104 at the age of 16. It was published in 2010.
• Daisy Ashford wrote The Young Visiters while aged 9. This novella was first published in 1919, preserving her juvenile punctuation and spelling. An earlier work, The Life of Father McSwiney, was dictated to her father when she was 4. It was published almost a century later in 1983.
• Amelia Atwater-Rhodes had her first novel, In the Forests of the Night, published in 1999. Subsequent novels include Demon in My View, Shattered Mirror, Midnight Predator, Hawksong and Snakecharm.
• Ruskin Bond wrote his semi-autobiographical novel The Room on the Roof when he was 17. It was published in 1955.
• Marjorie Bowen wrote the historical novel The Viper of Milan when she was 16. Published in 1906 after several rejections, it became a bestseller.
• Oliver Madox Brown finished his novel in early 1872, when he was 17. It was published the following year.
• Pamela Brown finished her children's novel about an amateur theatre company, The Swish of the Curtain, when she was 16 and later wrote other books about the stage.
• Celeste and Carmel Buckingham wrote The Lost Princess when they were 11 and 9.
• Flavia Bujor wrote The Prophecy of the Stones when she was 13.
• Lord Byron published two volumes of poetry in his teens, Fugitive Pieces and Hours of Idleness.
• Taylor Caldwell's The Romance of Atlantis was written when she was 12.
• , Le Don de Vorace, was published in 1974.
• Hilda Conkling had her poems published in Poems by a Little Girl, Shoes of the Wind and Silverhorn.
• Abraham Cowley, Tragicall History of Piramus and Thisbe, Poetical Blossoms
• Maureen Daly completed Seventeenth Summer before she was 20. It was published in 1942.
• Juliette Davies wrote the first book in the JJ Halo series when she was 8 years old. The series was published the following year.
• Samuel R. Delany published his The Jewels of Aptor in 1962.
• Patricia Finney's A Shadow of Gulls was published in 1977 when she was 18. Its sequel, The Crow Goddess, was published in 1978.
• Barbara Newhall Follett wrote her first novel The House Without Windows at the age of eight. The manuscript was destroyed in a house fire and she later retyped her manuscript at the age of 12. The novel was published by Knopf publishing house in January 1927.
• Ford Madox Ford published in 1892 two children's stories, The Brown Owl and The Feather, and a novel, The Shifting of the Fire.
• Anne Frank wrote her diary for two-and-a-half years starting on her 13th birthday. It was published posthumously as Het Achterhuis in 1947 and then in English translation in 1952 as '. An unabridged translation followed in 1996.
• Miles Franklin wrote My Brilliant Career when she was a teenager.
• Alec Greven's How to Talk to Girls was published in 2008 when he was 9 years old. Subsequently he has published How to Talk to Moms, How to Talk to Dads and How to Talk to Santa.
• Faïza Guène had Kiffe kiffe demain published in 2004, when she was 19. It has since been translated into 22 languages, including English.
• Sonya Hartnett was thirteen years old when she wrote her first novel, Trouble All the Way, which was published in Australia in 1984.
• Alex and Brett Harris wrote the best-selling book Do Hard Things, a non-fiction book challenging teenagers to "rebel against low expectations", at age 19. Two years later came a follow-up book called Start Here.
• Georgette Heyer had The Black Moth published when she was 19.
• Susan Hill, The Enclosure, published in 1961.
• S. E. Hinton, The Outsiders, first published in 1967.
• Palle Huld wrote A Boy Scout Around the World ' when he was 15, following a sponsored journey around the world.
• George Vernon Hudson completed An Elementary Manual of New Zealand Entomology at the end of 1886, when he was 19, but not published until 1892.
• Katharine Hull and Pamela Whitlock wrote the children's outdoor adventure novel The Far-Distant Oxus in 1937. It was followed in 1938 by Escape to Persia and in 1939 by Oxus in Summer.
• Leigh Hunt published Juvenilia; or, a Collection of Poems Written between the ages of Twelve and Sixteen by J. H. L. Hunt, Late of the Grammar School of Christ's Hospital in March 1801.
• Gordon Korman, This Can't Be Happening at Macdonald Hall, three sequels, and I Want to Go Home.
• Matthew Gregory Lewis wrote the Gothic novel The Monk, now regarded as a classic of the genre, before he was twenty. It was published in 1796.
• Nina Lugovskaya, a painter, theater director and Gulag survivor, kept a diary in 1932–37, which shows strong social sensitivities. It was found in the Russian State Archives and published 2003. It appeared in English in the same year,
• Joyce Maynard completed Looking Back while she was 19. It was first published in 1973.
• Margaret Mitchell wrote her novella Lost Laysen at the age of fifteen and gave the two notebooks containing the manuscript to her boyfriend, Henry Love Angel. The novel was published posthumously in 1996.
• Alice Oseman wrote the novel Solitaire when she was 17 and it was published in 2014.
• Helen Oyeyemi completed The Icarus Girl while still 18. First published in 2005.
• Christopher Paolini had Eragon, the first novel of the Inheritance Cycle, first published 2002.
• Emily Pepys, daughter of a bishop, wrote a vivid private journal over six months of 1844–45, aged ten. It was discovered much later and published in 1984.
• Anya Reiss wrote her play Spur of the Moment when she was 17. It was both performed and published in 2010, when she was 18.
• Arthur Rimbaud wrote almost all his prose and poetry while still a teenager, for example Le Soleil était encore chaud, Le Bateau ivre and Une Saison en Enfer.
• John Thomas Romney Robinson saw his juvenile poems published in 1806, when he was 13.
• Françoise Sagan had Bonjour tristesse published in 1954, when she was 18.
• Mary Shelley completed Frankenstein; or, The Modern Prometheus during May 1817, when she was 19. It was first published in the following year.
• Mattie Stepanek, an American poet, published seven best-selling books of poetry.
• John Steptoe, author and illustrator, began his picture book Stevie at 16. It was published in 1969 in Life.
• Anna Stothard saw her Isabel and Rocco published when she was 19.
• Jalaluddin Al-Suyuti wrote his first book, Sharh Al-Isti'aadha wal-Basmalah, at the age of 17.
• F. J. Thwaites wrote his bestselling novel The Broken Melody when he was 19.
• John Kennedy Toole wrote The Neon Bible in 1954 when he was 16. It was not published until 1989.
• Catherine Webb had five young adult books published before she was 20: Mirror Dreams, Mirror Wakes, Waywalkers, Timekeepers and The Extraordinary and Unusual Adventures of Horatio Lyle.
• Nancy Yi Fan published her debut Swordbird when she was 12. Other books she published as a teenager include Sword Quest and Sword Mountain.
• Kat Zhang was 20 when she sold, in a three-book deal, her entire Hybrid Chronicles trilogy. The first book, What's Left of Me, was published in 2012.