William Ball enters his fourth season as the University of San Francisco Men's Assistant Coach. Ball played his college tennis for Hampton University and has achieved a World Ranking in singles and doubles. He has been an asset to the Men's Tennis team and helps with all facets of running a Division 1 Tennis Program.

Ball is currently also a Teaching Pro for the San Francisco Tennis Club and has his own clothing company Ballspin. He has won and participated in numerous Open tournaments and has extensive experience in the game of tennis. Ball is a native San Franciscan.