Tous les combattants
 | Kenny Mokhonoana | 4-3-0 REC | #1410 |  |
 | Kenny Robertson | 4-5-0 UFC | #2533 |  |
 | Kenshin Kodama | 0-1-0 REC | #6229 |  |
 | Kenshin Saito | 0-1-0 REC | #4598 | |
 | Kent Mafileo | 0-1-0 REC | #7148 | |
 | Kenta Takizawa | 0-1-0 REC | #6779 | |
 | Kentaro Tomita | 0-1-0 REC | #6825 | |
 | Kenza Elkihel | 1-0-0 REC | #7892 |  |
 | Kenzi Khouadra | 0-2-0 REC | #4028 | |
 | Kenzo Soares Silva | 3-2-0 REC | #2618 | |
 | Keoni Diggs | 1-2-0 REC | #5459 | |
 | Keremuaili Maimaitituoheti | 0-1-0 REC | #6928 |  |
 | Keri Taylor-Melendez | 1-0-0 REC | #6254 | |
 | Kerim Engizek | 6-2-0 REC | #1040 |  |
 | Kerisson Leal | 0-2-0 REC | #7259 |  |
 | Kerry Schall | 0-1-0 UFC | #4961 | |
 | Kestin McClain | 1-0-0 REC | #1826 | |
 | Ketlen Souza | 4-3-0 UFC | #357 | |
 | Ketlen Vieira | 10-5-0 UFC | #340 | |
 | Kevin Aguilar | 2-4-0 UFC | #3022 | |
 | Kevin Azouz | 0-3-0 REC | #3111 | |
 | Kevin Boehm | 0-2-0 REC | #5770 | |
 | Kevin Borjas | 2-4-0 UFC | #577 |  |
 | Kevin Burns | 2-3-0 UFC | #3489 | |
 | Kevin Caperna | 1-2-0 REC | #3142 |  |