The 1988–89 UNLV Runnin' Rebels basketball team represented the University of Nevada Las Vegas as a member of the Big West Conference during the 1988–89 college basketball season.

Led by head coach Jerry Tarkanian, the team played its home games in the Thomas & Mack Center.

The Runnin' Rebels won conference regular season and tournament titles, reached the Elite Eight of the NCAA tournament, and finished with an overall record of 29–8.

[1] Source [6][7] [8] ^Coaches did not release a week-1 poll.