Sorted alphabetically by last name · 2715 fighters
| Name | Nickname | |
|---|---|---|
| JB | Jarred Brooks | "The Monkey God" |
| JJ | Jasmine Jasudavicius | |
| JB | Jason Black | "The Black Legion" |
| JB | Jason Brilz | "Hitman" |
| JD | Jason Day | "Dooms" |
| JD | Jason DeLucia | |
| JD | Jason Dent | "Dynamite" |
| JF | Jason Fairn | |
| JG | Jason Gilliam | |
| JG | Jason Godsey |