Sorted alphabetically by last name · 2715 fighters
| Name | Nickname | |
|---|---|---|
| JT | Justin Tafa | "Bad Man" |
| JW | Justin Willis | "Big Pretty" |
| JW | Justin Wren | "The Viking" |
| JK | Justine Kish | |
| JN | Jutaro Nakao | |
| KB | KB Bhullar | "The Bengal" |
| KN | KJ Noons | "King" |
| KO | Kaan Ofli | "Genghis" |
| KA | Kai Asakura | |
| KK | Kai Kamaka III | "Da Fighting Hawaiian" |