Karas is a surname. Notable people with the surname include:
Anton Karas (1906–1985), Austrian zither player and composerArchie Karas (born 1950), Greek gamblerJan Karaś (born 1959), Polish football (soccer) playerJoe Karas, American politicianJosef Karas (born 1978), Czech decathleteMarios Karas (born 1974), Cypriot football defenderMichael Karas (born 1952), German physical chemistMonika Karas (born 1960s), Hungarian journalistOthmar Karas (born 1957), Austrian politician