The following are the official UFC 91 fighter base salaries from the Nevada State Athletic Commission, which do not include sponsorship deals, etc. and are only the base salaries reported by the UFC. The UFC also issued the following bonuses, where each fighter received $60,000 to go on top of their base salaries:
Bonuses
Knockout Of The Night - Jeremy Stephens
Submission Of The Night - Dustin Hazelett
Fight of the Night - Jorge Gurgel vs. Aaron Riley.
Salaries
Brock Lesnar - $450,000 ($250,000 to show, $200,000 to win)
Randy Couture - $250,000
Kenny Florian - $80,000 ($ 40,000 to show, $40,000 to win)
Joe Stevenson - $35,000
Dustin Hazelett - $28,000 ($14,000 to show, $14,000 to win)
Tamdan McCrory - $10,000
Gabriel Gonzaga - $110,000 ($55,000 to show, $55,000 to win)
Josh Hendricks - $8,000
Demian Maia - $40,000 ($20,000 to show, $20,000 to win)
Nate Quarry - $25,000
Aaron Riley - $8,000 ($4,000 to show, $4,000 to win)
Jorge Gurgel - $10,000
Jeremy Stephens - $16,000 ($8.000 to show, $8,000 to win)
Rafael dos Anjos - $4,000
Mark Bocek - $18,000 ($9,000 to show, $9,000 to win)
Alvin Robinson - $7,000
Matt Brown - $16,000 ($8,000 to show, $8,000 to win)
Ryan Thomas - $3,000