Prager (variants: Praeger, Preger) is a surname, which may refer to:
Prager David Prager (born 1977), American TV producer and blogger Dennis Prager (born 1948), U.S. conservative radio talk show host, columnist and public speaker PragerU, a right-wing conservative non-profit organization that creates videos on various political, economic and philosophical topics Joshua P. Prager (born 1949), US physician Joshua Harris Prager, US journalist Mark Prager Lindo (1819–1879), Anglo-Dutch prose writer of English-Jewish descent Richard Prager (1883–1945), German-American astronomer Richard Prager (skier), West German para-alpine skier Stanley Prager (1917–1972), American actor and a television and theatre director Susan Westerberg Prager (born 1942), Association of American Law Schools Executive Vice President and executive director from 2008 Walter Prager (1910–1984), Swiss alpine skier William Prager (1903–1980), German-born US physicist
Fictional characters Nick Prager, a character from Dead to Me, portrayed by Brandon Scott
Präger Moses Präger (17th and 18th centuries), rabbi Roy Präger (b. 1971), German footballer
Praeger Charles Praeger (1877–1940), architect Cheryl Praeger (born 1948), mathematician Emil Praeger (1882–1973), architect Ferdinand Praeger (1815–1891), composer and writer. Robert Lloyd Praeger (1865–1953), Irish naturalist and historian Rosamond Praeger (1867–1954), artist Sandy Praeger, Kansas Insurance Commissioner
Preger, Preager Andreja Preger (1912–2015), Austro-Hungarian-born pianist Jack Preger (born 1930), British doctor working in the Indian city of Kolkata Lou Preager (1906–1978), British dance band leader
See also Prager (crater), an impact crater on the Moon's far side Praeger Publishing, an imprint of the Greenwood Publishing Group