-
1
- Alexander Volkanovski
- "The Great"
- 26-4-0
-
2
- Israel Adesanya
- "The Last Stylebender"
- 24-3-0
-
3
- Justin Gaethje
- "The Highlight"
- 25-5-0
-
4
- Robert Whittaker
- "The Reaper"
- 25-7-0
-
5
- Conor McGregor
- "The Notorious"
- 22-6-0
-
6
- Georges St-Pierre
- "Rush"
- 26-2-0
-
7
- Fedor Emelianenko
- "The Last Emperor"
- 40-7-0, 1 NC
-
8
- Anderson Silva
- "The Spider"
- 34-11-0, 1 NC
-
9
- Kamaru Usman
- "Nigerian Nightmare"
- 20-4-0
-
10
- Mirko Filipović
- "Cro Cop"
- 38-11-2, 1 NC
-
11
- Dustin Poirier
- "The Diamond" | 30-8-0, 1 NC
-
12
- Khamzat Chimaev
- "Borz" | 13-0-0
-
13
- Petr Yan
- "No Mercy" | 17-5-0
-
14
- Chan Sung Jung
- "The Korean Zombie" | 17-8-0
-
15
- Cory Sandhagen
- "Sandman" | 17-4-0
-
16
- Glover Teixeira
- 33-9-0
-
17
- Colby Covington
- "Chaos" | 17-4-0
-
18
- Brandon Moreno
- "The Assassin Baby" | 21-8-2
-
19
- Michael Chandler
- "Iron" | 23-8-0
-
20
- Derrick Lewis
- "The Black Beast" | 28-12-0, 1 NC
-
21
- Adrian Yanez
- 16-5-0
-
22
- Robbie Lawler
- "Ruthless" | 30-16-0, 1 NC
-
23
- Gegard Mousasi
- "The Dreamcatcher" | 49-9-2
-
24
- Ciryl Gane
- "Bon Gamin" | 12-2-0
-
25
- Beneil Dariush
- "Benny" | 22-6-1
-
26
- Nick Diaz
- 26-10-0, 2 NC
-
27
- Arman Tsarukyan
- "Ahalkalakets" | 22-3-0
-
28
- Stephen Thompson
- "Wonderboy" | 17-7-1
-
29
- Alex Pereira
- "Poatan" | 10-2-0
-
30
- Bobby Green
- "King" | 32-15-1, 1 NC
-
31
- Dan Hooker
- "The Hangman" | 23-12-0
-
32
- Vicente Luque
- "The Silent Assassin" | 22-10-1
-
33
- Matt Brown
- "The Immortal" | 24-19-0
-
34
- Marlon Vera
- "Chito" | 23-9-1
-
35
- Kevin Holland
- "Trailblazer" | 25-11-0, 1 NC
-
36
- Rose Namajunas
- "Thug" | 12-6-0
-
37
- Dricus Du Plessis
- "Stillknocks" | 21-2-0
-
38
- Dominick Cruz
- "The Dominator" | 24-4-0
-
39
- Gilbert Burns
- "Durinho" | 22-7-0
-
40
- Chuck Liddell
- "The Iceman" | 21-9-0
-
41
- Maurício Rua
- "Shogun" | 27-14-1
-
42
- AJ McKee Jr.
- "Mercenary" | 22-1-0
-
43
- Daniel Rodriguez
- "D-Rod" | 17-4-0
-
44
- Bryan Barberena
- "Bam Bam" | 18-12-0
-
45
- Jon Jones
- "Bones" | 27-1-0, 1 NC
-
46
- Ilia Topuria
- "El Matador" | 15-0-0
-
47
- AJ Fletcher
- "The Ghost" | 10-3-0
-
48
- Carlos Condit
- "The Natural Born Killer" | 32-14-0
-
49
- Askar Askarov
- "Bullet" | 15-1-1
-
50
- Clay Guida
- "The Carpenter" | 38-24-0
-
51
- Alexandr Romanov
- "King Kong" | 17-2-0