Alvin "Pooh" Williamson (born September 5, 1973)[1] is a former college basketball player who is currently an assistant coach at the University of Oklahoma.

Williamson finished the 2004–2005 season as Tulsa's head coach before being replaced by Doug Wojcik.

In June 2019, he was hired to Lon Kruger's staff at Oklahoma.

Conference tournament champion # denotes interim head coach

This biographical article relating to a United States basketball player, coach, or other figure born in the 1970s is a stub.