The 2009 Men's Queensland Basketball League season was the 24th running of the competition.
The Cairns Marlins won the championship in 2009 to claim their seventh league title.
The teams for this season were: Brisbane Capitals, Bundaberg Bulls, Caboolture Suns, Cairns Marlins, Gladstone Port City Power, Gold Coast Goannas, Ipswich Force, Mackay Meteors, Maroochydore Clippers, Northside Wizards, Rockhampton Rockets, South West Metro Pirates, Toowoomba Mountaineers and Townsville Heat.
[1] *The team that finishes 1st overall goes straight through to the semi-finals.