Alvin Leon Williams Jr. is an American former professional basketball player who played for Villanova University and in the National Basketball Association (NBA) from 1997 to 2007.

Villanova University is a private Catholic research university in Villanova, Pennsylvania, United States. It was founded by the Order of Saint Augustine in 1842 and named after Saint Thomas of Villanova. The university is the oldest Catholic university in Pennsylvania and one of two Augustinian institutions of higher learning in the United States.