The 1983 Missouri Valley Conference Men's Basketball Tournament was after the conclusion of the 1982–1983 regular season. The quarterfinal and semifinal rounds were played on campus sites, with the final contested at on the campus of Illinois State University in Normal, Illinois. The Illinois State Redbirds defeated the Tulsa Golden Hurricane in the championship game, 84-64, and as a result won their first MVC Tournament title and earned an automatic bid to the 1983 NCAA Tournament.