Mitchum is a surname. Notable people with the surname include:
Bentley Mitchum (born 1967), American actor and grandson of Robert MitchumChristopher Mitchum (born 1943), American actor and 2nd son of Robert MitchumJames Mitchum (born 1941), American actor and eldest son of Robert MitchumJohn Mitchum (1919–2001), American actor and younger brother of Robert MitchumJulie Mitchum (1914–2003), American actress and elder brother of Robert MitchumJunie Mitchum (born 1973), West Indian cricketerRobert Mitchum (1917–1997), American actorTimothy Mitchum (born 1992), American actor and singer