The 2018 Southern Conference men's basketball tournament was the postseason men's basketball tournament for the Southern Conference for the 2017–18 season.
All tournament games were played at the U.S. Cellular Center in Asheville, North Carolina, from March 2 through 5, 2018.
UNC Greensboro defeated East Tennessee State in the championship game to win the tournament and receive the conference's automatic bid to the NCAA tournament.
Teams were seeded by record within the conference, with a tiebreaker system to seed teams with identical conference records.
The top six teams received a first-round bye.