Tous les combattants
 | Kaik Brito | 6-3-0 REC | #367 |  |
 | Kailan Hill | 0-1-0 REC | #6700 |  |
 | Kailin Curran | 1-6-0 UFC | #3300 |  |
 | Kaique Modesto | 0-1-0 REC | #7868 | |
 | Kairat Akhmetov | 1-0-0 REC | #2883 |  |
 | Kaisei Kuroi | 0-1-0 REC | #6931 |  |
 | Kaitlin Young | 2-3-0 REC | #4126 | |
 | Kaito Oda | 0-2-0 REC | #4196 | |
 | Kaiwen Li | 4-3-0 REC | #597 |  |
 | Kajan Johnson | 4-3-0 UFC | #2099 |  |
 | Kaleio Romero | 0-1-0 REC | #7457 | |
 | Kaleo Meheula | #7454 | | |
 | Kali Robbins | 0-1-0 REC | #6513 | |
 | Kalib Starnes | 2-3-0 UFC | #3724 | |
 | Kalindra Faria | 0-3-0 UFC | #4157 | |
 | Kallum Parker | 1-4-0 REC | #4903 |  |
 | Kaloyan Kolev | 0-1-0 REC | #5834 |  |
 | Kamal Dzhalavov | 1-0-0 REC | #3406 |  |
 | Kamal Mamedov | 0-3-0 REC | #3741 | |
 | Kamal Shalorus | 0-3-0 UFC | #2792 |  |
 | Kamaru Usman | 16-4-0 UFC | #43 |  |
 | Kamil Gawryjolek | 2-2-0 REC | #4115 |  |
 | Kamil Korzeniowski | #8311 | | |
 | Kamil Minda | 2-2-0 REC | #5048 | |
 | Kamil Oniszczuk | 3-3-0 REC | #1099 | |