The Ultimate Fighter: Heavyweights is the tenth installment of the Ultimate Fighting Championship (UFC)-produced reality television series The Ultimate Fighter. In a press conference following UFC 98, Dana White announced that filming for the season would begin on June 1, 2009. The season debuted on Spike TV on September 16, 2009, following UFC Fight Night 19.

The Ultimate Fighting Championship (UFC) is an American mixed martial arts (MMA) promotion company based in Las Vegas, Nevada. It is owned and operated by TKO Group Holdings, a majority owned subsidiary of Endeavor Group Holdings. It is the largest MMA promotion in the world as of 2023. It produces events worldwide that showcase 11 weight divisions and abides by the Unified Rules of Mixed Martial Arts. As of 2022, it had held over 600 events. Dana White has been its president since 2001 and CEO since 2023. Under White's stewardship, it has grown into a global multi-billion-dollar enterprise.