The 2023 Summit League men's basketball Tournament is the postseason men's basketball tournament for the Summit League for the 2022-23 season.

All tournament games will be played at the Denny Sanford Premier Center in Sioux Falls, South Dakota, from March 3-7, 2023.

[1] All ten conference teams will participate in the tournament following a change announced before the season began.

[2] This will be the first year that St. Thomas will participate in a Division I conference tournament in any sport.

The tiebreakers operate in the following order: If a team that is not eligible for the NCAA Tournament wins the Summit League Tournament, the conference's automatic bid goes to the highest seeded postseason eligible team.