The champions are listed in reverse chronological order.
Click here for the list of current UFC champions in each division and here for the champions in each MMA promotion.
All-time UFC champions by division:
Heavyweight | Light heavyweight
Middleweight | Welterweight
Lightweight | Men's featherweight
Men's bantamweight | Men's flyweight
Women's featherweight
Women's bantamweight
Women's flyweight
Strawweight
Current champion
Leon Edwards
• Won title: Aug. 20, 2022
• Outcome: KO5 over Kamaru Usman (UFC 278)
• Defenses: 2
Past champions
Kamaru Usman
• Won title: March 2, 2019
• Outcome: UD over Tyron Woodley (UFC 235)
• Defenses: 5
Tyron Woodley
• Won title: July 30, 2016
• Outcome: KO1 over Robbie Lawler (UFC 201)
• Defenses: 4
Robbie Lawler
• Won title: Dec. 6, 2014
• Outcome: SD5 over Johny Hendricks (UFC 181)
• Defenses: 2
Johny Hendricks
• Won title: March 15, 2014
• Outcome: UD5 over Robbie Lawler (UFC 171)
• Defenses: 0
Georges St-Pierre
• Won title: April 19, 2008
• Outcome: TKO2 over Matt Serra (UFC 83)
• Defenses: 9*
* -- Vacated title on Dec. 13, 2013, to take time off from the sport
Matt Serra
• Won title: April 7, 2007
• Outcome: KO1 over Georges St-Pierre (UFC 69)
• Defenses: 0
Georges St-Pierre
• Won title: Nov. 18, 2006
• Outcome: TKO2 over Matt Hughes (UFC 65)
• Defenses: 0
Matt Hughes
• Won title: Oct. 22, 2004
• Outcome: SUB1 over Georges St-Pierre (UFC 50)
• Defenses: 2
BJ Penn
• Won title: Jan. 31, 2004
• Outcome: SUB1 over Matt Hughes (UFC 46)
• Defenses: 0*
* -- Stripped of title on May 17, 2004, when he left UFC for K-1
Matt Hughes
• Won title: Nov. 2, 2001
• Outcome: KO2 over Carlos Newton (UFC 34)
• Defenses: 5
Carlos Newton
• Won title: May 4, 2001
• Outcome: SUB3 over Pat Miletich (UFC 31)
• Defenses: 0
Pat Miletich
• Won title: Oct. 16, 1998
• Outcome: Decision over Mikey Burnett (UFC Brazil)
• Defenses: 4