Tous les combattants
 | Keith Rockel | 1-1-0 UFC | #5474 |  |
 | Keith Wisniewski | 0-4-0 UFC | #4090 | |
 | Keito Oyama | 3-1-0 REC | #945 |  |
 | Kellian Streicher | #7897 |  | |
 | Kellie Marin | 0-1-0 REC | #5609 | |
 | Kelly Dullanty | 0-1-0 UFC | #5879 | |
 | Kelly Faszholz | 0-2-0 UFC | #5126 | |
 | Kelly McGill-Velasco | 0-1-0 REC | #5686 | |
 | Kelly Ottoni | 0-1-0 REC | #7382 |  |
 | Kelly Staddon | #7229 |  | |
 | Kelsey DeSantis | 0-1-0 REC | #5988 | |
 | Kelton Sneve | 5-1-0 REC | #804 |  |
 | Kelvin Gastelum | 14-11-0, 1NC UFC | #237 | |
 | Kelvin Rayford | 0-1-0 REC | #6733 | |
 | Kelvin Sterling | 0-1-0 REC | #6083 | |
 | Kelvin Tiller | 3-4-0 REC | #3665 | |
 | Ken Burrs | 0-1-0 REC | #6126 | |
 | Ken Shamrock | 7-6-2 UFC | #608 | |
 | Ken Stone | 2-2-0 UFC | #3619 | |
 | Kenan Song | 6-5-0 UFC | #1552 |  |
 | Kendal Holowell | 0-2-0 REC | #5771 | |
 | Kendall Grove | 7-6-0 UFC | #1802 | |
 | Kendall Sandifer | 1-0-0 REC | #6292 | |
 | Kendall Whited | #7981 | | |
 | Kendly St. Louis | 3-2-0 REC | #2142 | |