Biedermann is a German surname. Notable people with the surname include:
Christoph Biedermann (born 1987), Liechtenstein footballer
Friedrich Karl Biedermann (1812–1901), German political philosopher
Harry Biedermann (1887–1917), first-class cricketer
Jeanette Biedermann (born 1980), German singer
Johann Jakob Biedermann (1763–1830), Swiss painter and etcher
Julia Biedermann (born 1967), German television actress
Kyle Biedermann, American politician
Marc Biedermann, American heavy metal musician
Paul Biedermann (born 1986), German swimmer
Marvin Biedermann (born 2000) Nature boy