1990 Big Sky Conference men's basketball tournament

1990 Big Sky Conference men's basketball tournament
ClassificationDivision I
Season198990
Teams6
SiteBSU Pavilion
Boise, Idaho
ChampionsIdaho (4th title)
Winning coachKermit Davis (2nd title)
MVPRiley Smith (Idaho)
1989–90 Big Sky men's basketball standings
Conf.Overall
TeamW L PCTW L PCT
Idaho133 .813256  .806
Eastern Washington115 .6881811  .621
Montana106 .6251811  .621
Nevada97 .5631513  .536
Weber State88 .5001415  .483
Montana State88 .5001712  .586
Boise State79 .4381215  .444
Northern Arizona313 .188820  .286
Idaho State313 .188621  .222
Conference tournament winner

The 1990 Big Sky Conference men's basketball tournament was the fifteenth edition, held March 8–10 at the BSU Pavilion at Boise State University in Boise, Idaho.

Defending champion Idaho defeated Eastern Washington in the championship game, 65–62. It was the Vandals' second consecutive Big Sky tournament title, and fourth overall (1981, 1982, 1989, 1990).