1999 Southland Conference baseball tournament

The 1999 Southland Conference baseball tournament was held from May 16 to 19, 1999 to determine the champion of the Southland Conference in the sport of college baseball for the 1999 season. The event pitted the top six finishers from the conference's regular season in a double-elimination tournament held at Warhawk Field, home field of Northeast Louisiana in Monroe, Louisiana. Third-seeded won their second championship and claimed the automatic bid to the 1999 NCAA Division I baseball tournament.

Seeding and format
The top six finishers from the regular season were seeded one through six. They played a double-elimination tournament.

All-Tournament Team
The following players were named to the All-Tournament Team.

Most Valuable Player
Matt Mize was named Tournament Most Valuable Player. Mize was an outfielder for Texas–Arlington.