Sorted alphabetically by last name · 2769 fighters
| Name | Nickname | |
|---|---|---|
| KB | KB Bhullar | "The Bengal" |
| KN | KJ Noons | "King" |
| KO | Kaan Ofli | "Genghis" |
| KA | Kai Asakura | |
| KK | Kai Kamaka III | "Da Fighting Hawaiian" |
| KK | Kai Kara-France | "Don't Blink" |
| KC | Kailin Curran | |
| KJ | Kajan Johnson |
| "Ragin'" |
| KS | Kalib Starnes |
| KF | Kalindra Faria |