Tous les combattants
 | Kristina Williams | 4-1-0 REC | #3251 |  |
 | Kristof Midoux | 0-1-0 UFC | #2985 |  |
 | Krisztian Simon | 0-1-0 REC | #7628 |  |
 | Kron Gracie | 1-3-0 UFC | #2641 |  |
 | Krystian Bielski | 1-3-0 REC | #5104 |  |
 | Krystian Blezien | 1-2-0 REC | #3364 | |
 | Krystian Kaszubowski | 1-4-0 REC | #3207 | |
 | Krzysztof Geburek | 0-1-0 REC | #5642 | |
 | Krzysztof Glowacki | 1-1-0, 1NC REC | #4423 | |
 | Krzysztof Jotko | 11-6-0 UFC | #102 | |
 | Krzysztof Mendlewski | 0-1-0 REC | #5457 | |
 | Krzysztof Soszynski | 6-3-0 UFC | #2146 |  |
 | Kuat Khamitov | 1-0-0 REC | #2703 |  |
 | Kun Marcell | 1-0-0 REC | #7859 | |
 | Kuniyoshi Hironaka | 1-3-0 UFC | #4219 |  |
 | Kunle Lawal | 1-1-0 REC | #2730 |  |
 | Kurban Gadzhiev | 1-2-0 REC | #3842 |  |
 | Kurban Khatataev | 1-0-0 REC | #1975 | |
 | Kurban Taygibov | 2-1-0 REC | #1409 | |
 | Kurbanali Isabekov | 0-1-0 REC | #5875 | |
 | Kurt Holobaugh | 2-7-0 UFC | #2238 | |
 | Kurt Pellegrino | 7-5-0 UFC | #1737 | |
 | Kurtis Campbell | 0-1-0 UFC | #1560 |  |
 | Kurtis Ellis | 1-1-0 REC | #6570 | |
 | Kuushi Ishizaka | 1-0-0 REC | #2932 | |