The 2010 Southland Conference men's basketball tournament, a part of the 2009-10 NCAA Division I men's basketball season, took place March 10–13, 2010 at the Merrell Center in Katy, Texas.

Had the #1 seed Sam Houston State not won the conference tournament, they would have received an automatic bid to the 2010 NIT.

Sam Houston State won the tournament by defeating Stephen F. Austin in the championship game, earning their first NCAA tournament berth since 2003.

[1] The top eight teams, regardless of divisional standing, receive a berth in the conference tournament.

The championship game was broadcast nationally on ESPN2.