1990–91 Vanderbilt Commodores men's basketball team

The 1990–91 Vanderbilt Commodores men's basketball team represented Vanderbilt University as a member of the Southeastern Conference during the 1990–91 college basketball season. The team was led by head coach Eddie Fogler and played its home games at Memorial Gymnasium.

The Commodores finished with a 17–13 record (11–7 SEC, 5th) and received an at-large bid to the NCAA tournament.

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

!colspan=9 style=| SEC tournament

!colspan=9 style=| NCAA tournament