Fröhlich
Fröhlich is a German language surname meaning cheerful. Also spelled Froelich, Froehlich, Frohlich or Frolich, the surname may refer to:
- Abraham Emanuel Fröhlich, German evangelist, theologian and writer
- Adolf Froelich, Polish inventor, dentist and officer
- Albrecht Fröhlich, German Jewish mathematician
- * Fröhlich Prize, prize of the London Mathematical Society, in memory of Albrecht Fröhlich
- Alfred Fröhlich, Austrian-American pharmacologist and neurologist
- Danny Frolich, artist from New Orleans famous for designing Mardi Gras art
- Charlotta Frölich, Swedish historian and agronomist
- Edward Fröhlich Haskell, scientist and philosopher
- Eric Froehlich, American professional poker player
- Eva Margareta Frölich, Swedish-Latvian visionary writer
- Franz Anton Gottfried Frölich, German entomologist
- Gustav Fröhlich, German actor
- Harold E. Froehlich, American engineer who designed deep-diving exploratory submarine
- Harold Vernon Froehlich, U.S. congressman from Wisconsin, 1973–1975
- Herbert Fröhlich, German-born British physicist
- Jack Froehlich, American rocket scientist
- * Froelich, a crater on the moon named after Jack Froehlich
- Jean-Pierre Frohlich, New York City Ballet balletmaster and former soloist
- Johannes Frederik Fröhlich, Danish violinist, conductor and composer
- John Froelich, American inventor of the first gasoline-powered tractor
- Josef Aloys Frölich, German doctor, botanist and entomologist
- Jürg Martin Fröhlich, Swiss mathematician and theoretical physicist
- Katharina Fröhlich, German lover of the poet Franz Grillparzer
- Linda Fröhlich, German professional basketball player
- Paul Frölich, German politician
- Paul Froehlich, Illinois politician
- Péter Fröhlich, Hungarian fencing master and Olympic coach
- Peter Gay, historian
- Samuel Heinrich Froehlich, evangelist
- , United States Navy minesweeper in commission from 1917 to 1919
