2001 Big Sky Conference Men's Basketball Tournament
No new teams were added to the Big Sky prior to the 2000–01 season, leaving total membership at nine. No changes were made to the existing tournament format. Only the top six teams from the regular season conference standings were invited to the tournament. The two top teams were given byes into the semifinals while the third- through sixth-seeded teams were placed and paired into the preliminary quarterfinal round. Following the quarterfinals, the two victorious teams were re-seeded for the semifinal round, with the lowest-seeded remaining team paired with the tournament's highest seed and vis-versa for the other.
Format
No other Big Sky members were invited this year.