1990 Southeastern Conference baseball tournament

The 1990 Southeastern Conference baseball tournament was held at the Hoover Metropolitan Stadium in Hoover, Alabama from May 17 through 20. and Mississippi State were declared co-champions the tournament as a result of a weather-cancelled championship game.

Tournament

^: LSU and Mississippi State were declared 1990 tournament co-champions by SEC commissioner Roy Kramer when lightning and rain ended play in the championship game with LSU leading 6–0 with one out in the bottom of the fourth inning.