Sorted alphabetically by last name · 2715 fighters
| Name | Nickname | |
|---|---|---|
| JJ | Justin James | |
| JJ | Justin Jaynes | "The Guitar Hero" |
| JJ | Justin Jones | "Black Dynamite" |
| JL | Justin Lawrence | "The American Kidd" |
| JL | Justin Ledet | "El Blanco" |
| JL | Justin Levens | "The Executioner" |
| JM | Justin Martin | |
| JM | Justin McCully | "The Insane One" |
| JS | Justin Salas | "J-Bomb" |
| JS | Justin Scoggins |