UFC Champion: Junior Dos Santos 14-1 - UFC 146 vs. Allistar Overeem 36-11-1

1. Cain Velasquez
   
2. Alistair Overeem
   
3. Brock Lesnar
   
4. Shane Carwin
   
5. Frank Mir
   
6. Fabricio Werdum
7. Antonio Rodrigo Nogueira
   
8. Mark Hunt
   
9. Roy Nelson
   
10. Brendan Schaub
    

UFC Champion: Jon Jones 15-1-UFC 145 vs. Rashad Evans 17-1-1

1. Rashad Evans  
2. Dan Henderson
   
3. Mauricio Rua
   
4. Lyoto Machida
   
5. Forrest Griffin
   
6. Phil Davis
   
7. Ryan Bader
   
8. Quinton Jackson
   
9. Antonio Rogerio Nogueira
   
10. Tito Ortiz
    

UFC Champion: Anderson Silva 31-4- UFC 147 vs. Chael Sonnen 27-11-1

1. Chael Sonnen
   
2. Vitor Belfot
3. Mark Munoz
   
4. Michael Bisping
   
5. Chris Weidman
   
6. Tim Boetsch
   
7. Yushin Okami
   
8. Demain Maia
   
9. Brian Stann
   
10. Alan Belcher
    

UFC Champion: George St. Pierre 22-2

1. Carlos Condit (Interim UFC Champion)
2. Johny Hendricks
   
3. Jon Fitch
   
4. Nick Diaz
   
5. Jake Ellenberger
   
6. Josh Koscheck
   
7. Jake Shields
8. B.J Penn
   
9. Diego Sanchez
   
10. Martin Kampmann
    

UFC Champion: Ben Henderson 16-2 - TBD vs. Frankie Edgar 14-2-1

1. Frankie Edgar
2. Gary Maynard
   
3. Clay Guida
   
4. Jim Miller
   
5. Anthony Pettis
   
6. Nate Diaz
   
7. Donald Cerrone
   
8. Joe Lauzon
   
9. Melvin Guillard
   
10. Evan Dunham
    

UFC Champion: Jose Aldo 21-1

1. Chad Mendes
2. Hatsu Hioki
3. Diego Nunes
4. Dustin Poirier
5. Bart Palaszewski
6. Erik Koch
7. Chan Sung Jung
8. Mark Hominick
9. Darren Elkins
10. Iuri Alcantara

UFC Champion: Dominick Cruz 19-1 - UFC 148 vs. Urijah Faber 26-5

1. Urijah Faber
2. Renan Barao
3. Brian Bowles
4. Scott Jorgenson
5. Michael McDonald
6. Miguel Torres
7. Chris Cariaso
8. Takeya Mizugaki
9. Brad Pickett
10. Eddie Wineland