The 1988–89 Arizona Wildcats men's basketball team represented the University of Arizona. The head coach was Lute Olson. The team played its home games in the McKale Center in Tucson, Arizona, and was a member of the Pacific-10 Conference. In the Pac-10 Basketball Tournament, Arizona beat Stanford by a score of 73–51 to claim its second consecutive Pac-10 title.

Roster

Schedule and results

!colspan=9 style=| Regular season !colspan=9 style=| Pac-10 Tournament !colspan=9 style=| NCAA Tournament

NCAA basketball tournament

Seeding in brackets

Rankings

^Coaches did not release a Week 1 poll.

Awards and honors

Team players drafted into the NBA