1993 Big Sky Conference men's basketball tournament

The 1993 Big Sky Conference men's basketball tournament was the eighteenth edition, held March 11–13 at the Kibbie Dome at the University of Idaho in Moscow, Idaho.

Boise State defeated regular season champion and host Idaho in the final, 80–68, to clinch their third Big Sky tournament title (1976, 1988, 1993). The game was televised on ESPN, with a tipoff after 9 pm PST (midnight EST).

Fourth-seed was attempting to win a third straight title, but was upset in the quarterfinals. It was the first Big Sky tournament in Moscow in eleven years.

Format
Conference membership returned to eight this season; after thirteen years in the Big Sky, Nevada departed for the Big West the previous summer.

The tournament format was unchanged; the top six teams from the regular season were included and the regular season champion earned the right to host. The top two earned byes into the semifinals while the remaining four played in the quarterfinals; the top seed (host) met the lowest remaining seed in the semifinals.

Bracket
Source:

NCAA tournament
The Broncos (21–7) received an automatic bid to the NCAA tournament; no other Big Sky members were invited to the tournament or the NIT. Boise State was seeded 14th in the West regional and lost by 20 points in the first round to Vanderbilt in Salt Lake City. This was the eleventh consecutive year in which the Big Sky representative lost in the first round.