Marvin Williams may refer to:
Marvin Williams (born 1986), American basketball player Marvin Williams (basketball, born 1993), American basketball player Marvin Williams (American football) (born 1963), retired American football player Marvin Williams (footballer) (born 1987), English football (soccer) player Marvin Williams (baseball) (1920–2000), Negro league baseball player Marvin Williams (politician), program manager for the United States Commission on the Social Status of Black Men and Boys
See also Martin Williams (disambiguation) William Marvin (1808–1902), American judge and Governor of Florida