1990–91 Wisconsin Badgers men's basketball team

The 1990–91 Wisconsin Badgers men's basketball team represented the University of Wisconsin as a member of the Big Ten Conference during the 1990–91 NCAA Division I men's basketball season. The team was coached by Steve Yoder, coaching his ninth season with Wisconsin. The Badgers finished 15-15, 8–10 in Big Ten play to finish in seventh place. Wisconsin earned a postseason bid to the National Invitation Tournament for the second time in three seasons.

Roster
 *transfer from Ripon College 

Schedule
!colspan=12| Regular Season

!colspan=8| National Invitation Tournament

Awards and honors
All-Big Ten
 * Patrick Tompkins - 1st Team (media), 2nd Team (coaches)
 * Willie Simms - Honorable Mention