Tous les combattants
 | Karo Parisyan | 8-4-0, 1NC UFC | #1216 |  |
 | Karol Arteaga | 1-1-0 REC | #2118 |  |
 | Karol Durszlewicz | 1-1-0 REC | #2644 |  |
 | Karol Kutyla | 0-5-0 REC | #3456 | |
 | Karol Rosa | 8-5-0 UFC | #354 |  |
 | Karol Rysavy | 8-7-1 REC | #870 |  |
 | Karol Silva | 0-1-0 REC | #6034 | |
 | Karol Skrzypek | 0-1-0 REC | #6264 | |
 | Karolina Kowalkiewicz | 9-10-0 UFC | #836 | |
 | Karolina Owczarz | 1-1-0 REC | #6751 | |
 | Karolina Sobek | 1-4-0 REC | #3962 | |
 | Karolina Vankova | 0-1-0 REC | #6416 |  |
 | Karolina Wojcik | 4-4-0 REC | #2814 | |
 | Karoline Martins | 0-1-0 REC | #7587 | |
 | Karrar Hammodi | #7451 |  | |
 | Karshyga Dautbek | 4-0-0, 1NC REC | #539 |  |
 | Kase Tucker | #7980 | | |
 | Kasey Tanner | 3-1-0 REC | #2208 | |
 | Kasib Murdoch | 1-0-0 REC | #1207 |  |
 | Kasim Aras | 2-3-0 REC | #1878 |  |
 | Kassius Kayne | 0-1-0 REC | #7818 | |
 | Kassoum Kone | 1-0-0 REC | #2338 |  |
 | Kasum Kasumov | 2-2-0 REC | #3067 |  |
 | Katarina Legorreta | 0-1-0 REC | #6063 | |
 | Katarzyna Sadura | 0-1-0 REC | #6519 | |