1990–91 USC Trojans men's basketball team

The 1990–91 USC Trojans men's basketball team represented the University of Southern California during the 1990–91 NCAA Division I men's basketball season. Led by head coach George Raveling, they played their home games at the L. A. Sports Arena in Los Angeles, California as members of the Pac-10 Conference.

Schedule and results
!colspan=9 style=| Regular season

!colspan=9 style=| NCAA Tournament

Awards and honors

 * Harold Miner – Honorable Mention All-American (AP)