The 1979–80 Boise State Broncos men's basketball team represented Boise State University during the 1979–80 NCAA Division I men's basketball season.

They finished the regular season at 10–16 overall, with a 4–10 record in the Big Sky Conference, last in the standings.

[3] Connor announced his resignation, effective at the end of the season, with five games remaining.

[4][5][6] The Broncos lost four straight, then defeated Nevada in the finale on February 23 at Boise.

[7] Dave Leach, an assistant at Oregon State under Ralph Miller, became head coach in mid-March.