1989–90 Purdue Boilermakers men's basketball team

The 1989–90 Purdue Boilermakers men's basketball team represented Purdue University during the 1989–90 college basketball season. Led by head coach Gene Keady, the team finished second in the Big Ten regular season standings. The Boilermakers earned the #2 seed in the Midwest Region of the NCAA tournament, but were upset in the second round by Texas, finishing the season with a 22–8 record (13-5 Big Ten).

Schedule and results
!colspan=6 style=| Regular Season

!colspan=6 style=| NCAA Tournament

Awards and honors

 * Steve Scheffler – Big Ten Player of the Year
 * Gene Keady – Big Ten Coach of the Year