Schmit is a surname. Notable people with the surname include:

• Ady Schmit (born 1940), Luxembourgish footballer and manager
• Bob Schmit (born 1950), American football player
• Crazy Schmit (1866–1940), American baseball player
• Donny Schmit (1967–1996), American motorcycle racer
• Édouard Schmit (born 1930), Luxembourgish fencer
• Étienne Schmit (1889–1937), Luxembourgish politician and jurist
• Jean Schmit (1931–2010), Luxembourgish cyclist
• Lydie Schmit (1939–1988), Luxembourgish politician and educator
• Marc Schmit (born 1985), Luxembourgish sailor
• Mariette Schmit (born 1953), Luxembourgish fencer
• Matt Schmit, American politician
• Nicolas Schmit (born 1953), Luxembourgish politician
• Patrick Schmit (born 1974), Luxembourgish figure skater
• Summer Schmit (born 2003), American Paralympic swimmer
• Timothy B. Schmit (born 1947), American musician and songwriter
• Tomas Schmit (1943–2006), German artist and writer