Marty is a surname. Notable people with the surname include:
André Edouard Marty (1882–1974), French graphic artist
André Marty (1886–1956), French communist and political commissar of the International Brigades during the Spanish Civil War (1936–1939)
Dick Marty (born 1945), Swiss politician
François Marty (1904–1994), former Cardinal and Archbishop of Paris
Henri Marty (Count Henri, Marie, Joseph, René Marty) (1887-1945), French educator, first Scoutmaster of the École des Roches in 1911
John Marty (born 1956), member of the Minnesota Senate
