1940 Southern Conference men's basketball tournament

The 1940 Southern Conference men's basketball tournament took place from February 29–March 2, 1940, at Thompson Gym in Raleigh, North Carolina. The North Carolina Tar Heels won their seventh Southern Conference title, led by head coach Bill Lange.

Format
The top eight finishers of the conference's fifteen members were eligible for the tournament. Teams were seeded based on conference winning percentage. The tournament used a preset bracket consisting of three rounds.

Bracket
* Overtime game