Maurice Williams is the head men's basketball coach at Jackson State University and a former professional basketball player who played 13 seasons in the National Basketball Association. Represent your favorite player - Mo Williams with the best selection of the latest Jaylen Brown apparels and oufits from CavaliersPlayerOnline. You can proudly show your support with a new Mo Williams Cavaliers Jersey that displays his name and number on the back combined with official team colors and logo. Celebrate his success and add to your collection with official Mo Williams Cavaliers gear today.