Tous les combattants
 | Kibedy Gordon | 1-0-0 REC | #4944 |  |
 | Kiefer Crosbie | 0-3-0 UFC | #2649 |  |
 | Kiichi Kunimoto | 3-2-0 UFC | #3329 |  |
 | Kikadze Bondo | 1-0-0 REC | #6062 |  |
 | Killian Layour | 0-1-0 REC | #7563 |  |
 | Killys Mota | 3-1-0 REC | #3516 |  |
 | Kim Tinghaugen | 0-1-0 REC | #6978 |  |
 | Kim Tran | #7844 |  | |
 | Kimbert Alintozon | #7868 |  | |
 | Kimo Leopoldo | 2-4-0 UFC | #2663 |  |
 | King Green | 16-12-1, 1NC UFC | #63 | |
 | King Rikuto | #7612 | | |
 | Kinnedy Hundley | 0-1-0 REC | #5180 | |
 | Kiran Singh | 0-1-0 REC | #5365 |  |
 | Kirill Grishenko | 1-0-0 REC | #1860 |  |
 | Kirill Kornilov | 4-2-0 REC | #883 |  |
 | Kirill Kudaktin | 0-1-0 REC | #5548 | |
 | Kirill Medvedovski | 0-1-0 REC | #7260 |  |
 | Kirill Negru | 0-1-0 REC | #5868 |  |
 | Kiru Sahota | 0-1-0 UFC | #2844 |  |
 | Kisa Miyake | 0-1-0 REC | #5680 | |
 | Kishvar Khudoyorov | 0-1-0 REC | #7035 | |
 | Kit Cope | 0-1-0 UFC | #5263 | |
 | Kitt Campbell | 2-0-0 REC | #1967 | |
 | Kiya O'Sullivan | 0-1-0 REC | #4939 | |