Sorted alphabetically by last name · 2769 fighters
| Name | Nickname | |
|---|---|---|
| KC | Kevin Christian | |
| KC | Kevin Croom | "Crash" |
| KF | Kevin Ferguson | "Kimbo Slice" |
| KH | Kevin Holland | "Trailblazer" |
| KJ | Kevin Jackson | |
| KJ | Kevin Jordan | "The Shaman" |
| KJ | Kevin Jousset | "Air" |
| KL |
| "The Motown Phenom" |
| KN | Kevin Natividad | "Quicksand" |
| KR | Kevin Randleman | "The Monster" |