Tous les combattants
 | Kris Moutinho | 0-4-0 UFC | #2128 |  |
 | Kris Rotharmel | 0-1-0 UFC | #7515 | |
 | Krissa Timbs | #8006 | | |
 | Kristians Boguzs | 1-0-0 REC | #1918 |  |
 | Kristiany Carvalho | #8140 |  | |
 | Kristina Williams | 4-1-0 REC | #3352 | |
 | Kristof Midoux | 0-1-0 UFC | #3076 |  |
 | Krisztian Simon | 0-1-0 REC | #7774 |  |
 | Kron Gracie | 1-3-0 UFC | #2739 | |
 | Krystian Bielski | 1-3-0 REC | #5128 |  |
 | Krystian Blezien | 1-2-0 REC | #3445 | |
 | Krystian Kaszubowski | 1-4-0 REC | #3251 | |
 | Krzysztof Geburek | 0-1-0 REC | #5757 | |
 | Krzysztof Glowacki | 1-1-0, 1NC REC | #4604 | |
 | Krzysztof Jotko | 11-6-0 UFC | #132 | |
 | Krzysztof Mendlewski | 0-1-0 REC | #5598 | |
 | Krzysztof Soszynski | 6-3-0 UFC | #2170 |  |
 | Kuat Khamitov | 1-0-0 REC | #2906 |  |
 | Kue Htoo | #8123 | | |
 | Kun Marcell | 1-0-0 REC | #7958 | |
 | Kuniyoshi Hironaka | 1-3-0 UFC | #4312 |  |
 | Kunle Lawal | 1-1-0 REC | #2976 |  |
 | Kurban Gadzhiev | 1-2-0 REC | #3933 |  |
 | Kurban Khatataev | 1-0-0 REC | #2204 | |
 | Kurban Taygibov | 2-1-0 REC | #1702 | |