-
1
- Alexander Volkanovski
- "The Great"
- 26-4-0
-
2
- Ciryl Gane
- "Bon Gamin"
- 12-2-0
-
3
- Kamaru Usman
- "Nigerian Nightmare"
- 20-4-0
-
4
- Robert Whittaker
- "The Reaper"
- 25-7-0
-
5
- Rob Font
- 20-8-0
-
6
- Brandon Moreno
- "The Assassin Baby"
- 21-8-2
-
7
- Petr Yan
- "No Mercy"
- 17-5-0
-
8
- Deiveson Figueiredo
- "Deus da Guerra"
- 23-3-1
-
9
- Calvin Kattar
- "The Boston Finisher"
- 23-8-0
-
10
- Jiří Procházka
- "BJP"
- 30-4-1
-
11
- Shane Burgos
- "Hurricane" | 16-5-0
-
12
- José Aldo
- "Junior" | 31-8-0
-
13
- Magomed Ankalaev
- 19-1-1, 1 NC
-
14
- Conor McGregor
- "The Notorious" | 22-6-0
-
15
- Israel Adesanya
- "The Last Stylebender" | 24-3-0
-
16
- Leon Edwards
- "Rocky" | 22-3-0, 1 NC
-
17
- Adrian Yanez
- 16-5-0
-
18
- Matt Schnell
- "Danger" | 16-8-0, 1 NC
-
19
- Randy Costa
- "The Zohan" | 7-4-0
-
20
- Cory Sandhagen
- "Sandman" | 17-4-0