Tous les combattants
 | Kailin Curran | 1-6-0 UFC | #3211 |  |
 | Kaique Modesto | 0-1-0 REC | #7686 |  |
 | Kairat Akhmetov | 1-0-0 REC | #2610 |  |
 | Kaisei Kuroi | 0-1-0 REC | #6896 |  |
 | Kaitlin Young | 2-3-0 REC | #4057 | |
 | Kaito Oda | 0-1-0 REC | #6160 | |
 | Kaiwen Li | 4-3-0 REC | #321 |  |
 | Kajan Johnson | 4-3-0 UFC | #2015 |  |
 | Kaleio Romero | 0-1-0 REC | #7251 | |
 | Kaleo Meheula | #7492 | | |
 | Kali Robbins | 0-1-0 REC | #6418 | |
 | Kalib Starnes | 2-3-0 UFC | #3617 | |
 | Kalindra Faria | 0-3-0 UFC | #3949 | |
 | Kallum Parker | 1-4-0 REC | #4680 |  |
 | Kaloyan Kolev | 0-1-0 REC | #5802 |  |
 | Kamal Dzhalavov | 1-0-0 REC | #3185 |  |
 | Kamal Mamedov | 0-3-0 REC | #3573 | |
 | Kamal Shalorus | 0-3-0 UFC | #2713 |  |
 | Kamaru Usman | 16-4-0 UFC | #27 |  |
 | Kamil Gawryjolek | 2-2-0 REC | #3978 |  |
 | Kamil Minda | 2-2-0 REC | #4955 | |
 | Kamil Oniszczuk | 3-3-0 REC | #757 | |
 | Kamil Saidov | 1-0-0 REC | #2518 | |
 | Kamil Szkaradek | 5-1-0 REC | #1471 | |
 | Kamil Wojciechowski | 0-2-0 REC | #6231 | |