The 2023 Atlantic 10 men's basketball tournament is the postseason men's basketball tournament for the 2022–23 season of the Atlantic 10 Conference (A-10).
It will be held from March 7–12, 2023, in Brooklyn, New York, at Barclays Center.
All 15 A-10 schools will participate in the tournament.
Teams will be seeded by winning percentage within the conference, with a tiebreaker system to seed teams with identical percentages.
The top 9 teams will receive a first-round bye, and the top 4 teams will receive a double-bye, automatically advancing them to the quarterfinals.