Stumpf or Stumpff is a surname. Notable people with the surname include:
Carl Stumpf, (1848–1936), German philosopher and psychologist
Christian Stumpf (born 1966), Austrian international footballer
Eddie Stumpf (1894-1978), American baseball player, manager and executive
Horst Stumpff (1887–1958), German general in World War II
Hulda Stumpf, (1867–1930), Christian missionary in Kenya
Johann Andreas Stumpff, (1769–1846), German maker of harps and pianos, resident in London
John Stumpf (born 1953), American business executive and investment banker
Wilhelm Stumpf, (1873–1926), German painter and illustrator
