Schmit is a surname. Notable people with the surname include:
Ady Schmit (born 1940), Luxembourgian footballer and manager
Crazy Schmit (1866–1940), American baseball player
Donny Schmit (1967–1996), American motorcycle racer
Édouard Schmit (born 1930), Luxembourgian fencer
Étienne Schmit (1889–1937), Luxembourgian politician and jurist
Jean Schmit (1931–2010), Luxembourgian cyclist
Lydie Schmit (1939–1988), Luxembourgian politician and educator
Marc Schmit (born 1985), Luxembourgian sailor
Mariette Schmit (born 1953), Luxembourgian fencer
Matt Schmit, American politician
Nicolas Schmit (born 1953), Luxembourgian politician
Patrick Schmit (born 1974), Luxembourgian figure skater
Timothy B. Schmit (born 1947), American musician and songwriter
Tomas Schmit (1943–2006), German artist and writer