Tous les combattants
 | Khumoyun Tukhtamuradov | #7217 |  | |
 | Khurshed Kakhorov | 4-1-0 REC | #2814 |  |
 | Khusein Askhabov | 0-1-0 UFC | #5185 |  |
 | Khuseyn Tatalaev | 0-1-0 REC | #6728 | |
 | Kibedy Gordon | 1-0-0 REC | #4888 |  |
 | Kiefer Crosbie | 0-3-0 UFC | #2605 |  |
 | Kiichi Kunimoto | 3-2-0 UFC | #3271 |  |
 | Kikadze Bondo | 1-0-0 REC | #5996 |  |
 | Killian Layour | 0-1-0 REC | #7514 |  |
 | Killys Mota | 3-1-0 REC | #3521 |  |
 | Kim Tinghaugen | 0-1-0 REC | #6977 |  |
 | Kim Tran | #7805 |  | |
 | Kimo Leopoldo | 2-4-0 UFC | #2622 |  |
 | King Green | 16-12-1, 1NC UFC | #47 | |
 | King Rikuto | #7576 | | |
 | Kinnedy Hundley | 0-1-0 REC | #5098 | |
 | Kiran Singh | 0-1-0 REC | #5241 |  |
 | Kirill Grishenko | 1-0-0 REC | #1761 |  |
 | Kirill Kornilov | 4-2-0 REC | #810 | |
 | Kirill Kudaktin | 0-1-0 REC | #5502 | |
 | Kirill Medvedovski | 0-1-0 REC | #7265 |  |
 | Kirill Negru | 0-1-0 REC | #5768 |  |
 | Kiru Sahota | 0-1-0 UFC | #2820 |  |
 | Kisa Miyake | 0-1-0 REC | #5593 | |
 | Kishvar Khudoyorov | 0-1-0 REC | #6954 | |