The 2009 Conference USA baseball tournament was the 2009 postseason college baseball championship of the NCAA Division I Conference USA, held at Pete Taylor Park in Hattiesburg, Mississippi, from May 20–May 24, 2009. Rice won their third C-USA tournament, and received Conference USA's automatic bid to the 2009 NCAA Division I baseball tournament. The tournament consisted of eight teams, with two double-elimination brackets, and a single-game final.