Scarff is a surname. Notable people with the surname include:
Clark Scarff (born 1948), Australian cricketer Harry Scarff (born 1993), English professional boxer Lynn Scarff, Irish science communicator and Director of the National Museum of Ireland J. C. Scarff, American football coach Peter Scarff (1908–1933) Scottish footballer R. Wilson Scarff (1926–2009), American politician Robert Wilfred Scarff (1899-1970) British pathologists Ward Scarff (born 1957), Australian cricketer William Scarff, pen-name of Algis Budrys (1931–2008), Lithuanian-American science fiction author