Sean Dizon is in his third year as Men's Volunteer Assistant Coach for the University of San Francisco Dons tennis team. Sean played for USF from 2000-2003 and helped the Dons improve their overall conference record from 8th to 3rd in the West Coast Conference and received his B.A. degree in Economics in May of 2003.

Sean was a United States Northern California Ranked Junior from 1992-1998 and was the A.A.A. All -City High School Champion for Lowell High School in 1998 helping the school win the League all four years. He has achieved a United States Northern California Men's Open ranking in singles and doubles in 2003, 2004,and 2005.

Dizon also has a great deal of experience and has helped direct after school and summer junior tennis programs for the Pacifica Parks and Recreation, University Club of Palo Alto, Los Altos Golf and Country Club, and Olympic Club. In addition to helping the USF Men's Tennis team, Sean is also currently an Assistant Tennis Professional for the Olympic Club and has been working with High Performance Juniors who participate in tournament competition locally, nationally, and internationally on a daily basis.

Sean has also been a coach for the (CTC) competitive training centers and is also United States Professional Association (USPTA) certified and went through the USTA High Performance Coaching Program in May of 2005. Dizon is also the Co-Director of the University of San Francisco Junior Summer Tennis Camps.