1983 Big Ten baseball tournament

The 1983 Big Ten Conference baseball tournament was held at Ray Fisher Stadium on the campus of the University of Michigan in Ann Arbor, Michigan, from May 20 through 22. The top two teams from the regular season in each division participated in the double-elimination tournament, the third annual tournament sponsored by the Big Ten Conference to determine the league champion. Michigan won their second tournament championship and earned the Big Ten Conference's automatic bid to the 1983 NCAA Division I baseball tournament

Format and seeding
The 1983 tournament was a 4-team double-elimination tournament, with seeds determined by conference regular season winning percentage within each division. The top seed from each division played the second seed from the opposite division in the first round.

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

Most Outstanding Player
Barry Larkin was named Most Outstanding Player. Larkin was a shortstop for Michigan.