Marcus Williams
Marcus Williams is the name of:
- Marcus Williams (tight end), American football player for the Oakland Raiders
- Marcus Williams (basketball, born 1985), UConn guard and New Jersey, Golden State, and Memphis
- Marcus Williams (basketball, born 1986), Arizona forward/guard and San Antonio Spurs
- Marcus Williams (footballer), English footballer
- Marcus Williams (cornerback), American football
- Marcus Williams (safety), American football
- Marcus Williams (basketball, born 2002), college basketball player for the San Francisco Dons
- Marcus Williams (artist), New Zealand artist