-
1
- Yoel Romero
- "Soldier of God"
- 16-7-0
-
2
- Francis NGannou
- "The Predator"
- 17-3-0
-
3
- Jon Jones
- "Bones"
- 27-1-0, 1 NC
-
4
- Brock Lesnar
- 5-3-0, 1 NC
-
5
- Anthony Johnson
- "Rumble"
- 23-6-0
-
6
- Tyron Woodley
- "The Chosen One"
- 19-7-1
-
7
- Henry Cejudo
- "Triple C"
- 16-4-0
-
8
- Kamaru Usman
- "Nigerian Nightmare"
- 20-4-0
-
9
- Georges St-Pierre
- "Rush"
- 26-2-0
-
10
- Cain Velasquez
- 14-3-0
-
11
- José Aldo
- "Junior" | 31-8-0
-
12
- Demetrious Johnson
- "Mighty Mouse" | 25-4-1
-
13
- Cody Garbrandt
- "No Love" | 14-6-0
-
14
- Daniel Cormier
- "DC" | 22-3-0, 1 NC
-
15
- Chad Mendes
- "Money" | 18-5-0
-
16
- Michael Chandler
- "Iron" | 23-8-0
-
17
- Edson Barboza
- "Junior" | 24-11-0
-
18
- Justin Gaethje
- "The Highlight" | 25-5-0
-
19
- Urijah Faber
- "The California Kid" | 35-11-0