The 2009 Atlantic Coast Conference Men's Basketball Tournament, the culmination of the 2008–09 Atlantic Coast Conference men's basketball season and a part of the 2008-09 NCAA Division I men's basketball season, took place from March 12–March 15, 2009, at the Georgia Dome in Atlanta, Georgia. The tournament was broadcast on the ESPN family of networks, along with Raycom Sports in the ACC footprint. Both broadcasters had the games available in HD.