1988 Southwest Conference men's basketball tournament

The 1988 Southwest Conference men's basketball tournament was held March 12–0, 1988, at Reunion Arena in Dallas, Texas.

Number 1 seed SMU defeated 2 seed Baylor 75-64 to win their 1st championship and receive the conference's automatic bid to the 1988 NCAA tournament.

Format and seeding
The tournament consisted of the top 8 teams playing in a single-elimination tournament.