The 2018 Ohio Valley Conference men's basketball tournament was the postseason men's basketball tournament that completed the 2017–18 season in the Ohio Valley Conference.
The tournament was held February 28 through March 3, 2018 at Ford Center in Evansville, Indiana.
[1] Regular-season champion Murray State defeated Belmont in the championship game to win the tournament and received conference's automatic bid to the NCAA tournament.
2 seeds received double byes to the semifinals under the merit-based format.
Southeast Missouri State, despite finishing in seventh place, was ineligible for the tournament due to Academic Progress Rate violations.