Karl is a surname. Notable people with the surname include:
- Alexander Karl, Duke of Anhalt-Bernburg (1805âÂÂ1863), German prince of the House of Ascania
- Allan Karl, American author, adventurer and speaker
- Alois Karl (born 1950), German lawyer and politician from Bavaria
- Andy Karl (born 1973), American actor and singer
- Andy Karl (baseball) (1914âÂÂ1989), American baseball player
- Arny Karl (1940âÂÂ2000), American landscape painter
- Barry Dean Karl (1927âÂÂ2010), American educator
- Beatrix Karl (born 1967), Austrian academic, politician and government minister
- Benjamin Karl (born 1985), Austrian Olympic snowboarder
- Coby Karl (born 1983), American basketball player
- David Karl (born 1950), American microbial biologist and oceanographer
- Elfriede Karl (born 1933), Austrian politician
- Ernst Karl (1945âÂÂ2001), Austrian police officer convicted of murder
- Franz Karl (disambiguation), several people
- Frederick Karl (disambiguation), several people
- Fritz Karl (born 1967), Austrian actor
- George Karl (born 1951), American basketball coach
- Günther Karl (born 1949), German Olympic rower
- Jean E. Karl (1927âÂÂ2000), American novelist
- Jerry Karl (1941âÂÂ2008), American racing driver
- Jonathan Karl (born 1968), American political journalist
- Markus Karl (born 1986), German footballer
- Martin Karl (1911âÂÂ1942), German Olympic rower
- Mary Brennan Karl (1893âÂÂ1948), American educator
- Mary Cordia Karl (1893âÂÂ1984), American mathematician
- Raimund Karl (born 1959), Austrian archaeologist, Celticist and historian
- Reinhard Karl (1946âÂÂ1982), German mountaineer, photographer and writer
- Richie Karl (born 1944), American golfer
- Roger Karl (birth name Roger Trouvé; 1882âÂÂ1984), French actor
- Scott Karl (born 1971), American baseball player
- Steffen Karl (born 1970), German footballer
- Terry Karl, professor of Latin American Studies at Stanford University
- Thomas R. Karl, climate researcher, director of the U.S. National Centers for Environmental Information 2015âÂÂ2016
- William Karl, American electrical engineer
- William Karl (bishop) (1915âÂÂ2019), Indian Anglican cleric, Bishop of Northern Karnataka 1970âÂÂ1980
See also