Stahel is a surname. Notable people with the surname include:
David Stahel (born 1975), military historian Florian Stahel (born 1985), footballer Julius Stahel (1825–1912), soldier Reiner Stahel (1892–1955), military officer Rolf Stahel (born 1944), Swiss businessman Walter R. Stahel (born 1946), Swiss architect