1. Cain Velasquez (12-1-0)
  2. Junior “Cigano” dos Santos (16-2-0)
  3. Fabricio “Vai Cavalo” Werdum (16-5-1)
  4. Daniel Cormier (12-0-0)
  5. Antonio “Bigfoot” Silva (18-5-0)
  6. Alistair “Demolition Man” Overeem (36-12-0, 1 NC)
  7. Frank Mir (16-7-0)
  8. Antonio Rodrigo “Minotauro” Nogueira (34-7-1, 1 NC)
  9. Josh “The Warmaster” Barnett (32-6-0)
10. Roy “Big Country” Nelson (19-7-0)

Rankings current as of June 1, 2013.

Heavyweights | Light Heavyweights | Middleweights | Welterweights | Lightweights
Featherweights | Bantamweights | Flyweights | Women’s Pound-For-Pound
Unified Women’s Mixed Martial Arts Rankings