-
1
- José Aldo
- "Junior"
- 32-8-0
-
2
- Junior dos Santos
- "Cigano"
- 21-10-0
-
3
- Vitor Belfort
- "The Phenom"
- 26-14-0, 1 NC
-
4
- Mark Hunt
- "Super Samoan"
- 13-14-1, 1 NC
-
5
- Lyoto Machida
- "The Dragon"
- 26-12-0
-
6
- Robbie Lawler
- "Ruthless"
- 30-16-0, 1 NC
-
7
- Dan Henderson
- "Hendo"
- 32-15-0
-
8
- Joe Schilling
- "Stitch 'em Up"
- 4-6-0
-
9
- Johny Hendricks
- "Big Rig"
- 18-8-0
-
10
- Paul Daley
- "Semtex"
- 44-18-2
-
11
- Donald Cerrone
- "Cowboy" | 36-17-0, 2 NC
-
12
- Hector Lombard
- "Showeather" | 34-10-1, 3 NC
-
13
- Conor McGregor
- "The Notorious" | 22-6-0
-
14
- Roy Nelson
- "Big Country" | 23-19-0
-
15
- Melvin Manhoef
- "No Mercy" | 32-17-1, 2 NC
-
16
- Anthony Johnson
- "Rumble" | 23-6-0
-
17
- Andrei Arlovski
- "The Pitbull" | 34-23-0, 2 NC
-
18
- Alexander Gustafsson
- "The Mauler" | 18-8-0
-
19
- Yoel Romero
- "Soldier of God" | 16-7-0
-
20
- Gilbert Melendez
- "El Nino" | 22-8-0
-
21
- Mike Richman
- "The Marine" | 18-8-0