-
1
- Charles Oliveira
- "do Bronx"
- 34-10-0, 1 NC
-
2
- Stephen Thompson
- "Wonderboy"
- 17-7-1
-
3
- Jon Jones
- "Bones"
- 27-1-0, 1 NC
-
4
- Alexander Volkanovski
- "The Great"
- 26-4-0
-
5
- Tai Tuivasa
- "Bam Bam"
- 15-7-0
-
6
- Robert Whittaker
- "The Reaper"
- 25-7-0
-
7
- Cain Velasquez
- 14-3-0
-
8
- Robbie Lawler
- "Ruthless"
- 30-16-0, 1 NC
-
9
- Dan Hooker
- "The Hangman"
- 23-12-0
-
10
- Arman Tsarukyan
- "Ahalkalakets"
- 22-3-0
-
11
- Valentina Shevchenko
- "Bullet" | 23-4-1
-
12
- Rose Namajunas
- "Thug" | 12-6-0
-
13
- Donald Cerrone
- "Cowboy" | 36-17-0, 2 NC
-
14
- Edson Barboza
- "Junior" | 24-12-0
-
15
- Lyoto Machida
- "The Dragon" | 26-12-0
-
16
- Glover Teixeira
- 33-9-0
-
17
- Gegard Mousasi
- "The Dreamcatcher" | 49-9-2
-
18
- Mark Hunt
- "Super Samoan" | 13-14-1, 1 NC
-
19
- Drew Dober
- 27-13-0, 1 NC
-
20
- Demetrious Johnson
- "Mighty Mouse" | 25-4-1
-
21
- Carlos Condit
- "The Natural Born Killer" | 32-14-0
-
22
- Anthony Pettis
- "Showtime" | 25-14-0
-
23
- Cub Swanson
- "Killer" | 29-13-0
-
24
- Billy Quarantillo
- 18-6-0
-
25
- Maurício Rua
- "Shogun" | 27-14-1
-
26
- Anthony Johnson
- "Rumble" | 23-6-0
-
27
- Petr Yan
- "No Mercy" | 17-5-0
-
28
- Alistair Overeem
- "The Demolition Man" | 47-19-0, 1 NC
-
29
- Rafael dos Anjos
- 32-16-0
-
30
- Justin Gaethje
- "The Highlight" | 25-5-0