Heavyweights (Up to 265 pounds)
Stipe Miocic
• Won title: May 15, 2016
• Outcome: KO1 over Fabricio Werdum (UFC 198)
• Defenses: 3
Light heavyweight (205)
Daniel Cormier
• Won title: May 23, 2015
• Outcome: R3 submission over Anthony Johnson (UFC 187)
• Defenses: 2
Middleweight (185)
Robert Whittaker
• Won title: July 8, 2017
• Outcome: UD over Yoel Romero (UFC 217)
• Defenses: 0
Welterweight (170)
Tyron Woodley
• Won title: July 30, 2016
• Outcome: KO1 over Robbie Lawler (UFC 201)
• Defenses: 3
Lightweight (155)
Khabib Nurmagomedov
• Won title: Nov. 12, 2016
• Outcome: UD over Al Iaquinta (UFC 223)
• Defenses: 0
Featherweight (145)
Max Holloway
• Won title: June 3, 2017
• Outcome: TKO3 over Jose Aldo (UFC 212)*
• Defenses: 1
Bantamweight (135)
TJ Dillashaw
• Won title: Nov 4, 2017
• Outcome: TKO2 over Cody Garbrandt (UFC 217)
• Defenses: 0
Flyweight (125)
Demetrious Johnson
• Won title: Sept. 22, 2012
• Outcome: SD5 over Joseph Benavidez (UFC 152)*
• Defenses: 10
* — Earned inaugural title by winning finale of four-man tournament
Women’s featherweight (145)
Cris Cyborg
• Won title: Feb. 11, 2017
• Outcome: KO over Tonya Evinger (UFC 214)
• Defenses: 2
Women’s bantamweight (135)
Amanda Nunes
• Won title: July 9, 2016
• Outcome: SUB1 over Miesha Tate (UFC 200)
• Defenses: 3
Women’s strawweight (115)
Rose Namajunas
• Won title: Nov 4, 2017
• Outcome: KO1 over Joanna Jedrzejczyk (UFC 217)
• Defenses: 1