Tous les combattants
 | Kassoum Kone | 1-0-0 REC | #2262 |  |
 | Kasum Kasumov | 2-2-0 REC | #3066 |  |
 | Katarina Legorreta | 0-1-0 REC | #6293 |  |
 | Katarzyna Sadura | 0-1-0 REC | #6530 |  |
 | Kate Bacik | 3-0-0 REC | #4130 |  |
 | Kate Jackson | 0-1-0 REC | #7124 | |
 | Katharina Dalisda | 5-1-0 REC | #3012 |  |
 | Katharina Lehner | 1-5-0 REC | #2664 | |
 | Katharina Rychkova | 1-0-0 REC | #2182 |  |
 | Katherine Corogenes | 0-2-0 REC | #6634 | |
 | Kathryn Paprocki | 0-1-0 REC | #7178 | |
 | Katie Perez | 0-3-0 REC | #3571 | |
 | Katie Saull | 1-3-0 REC | #4030 |  |
 | Katlyn Cerminara | 11-6-0 UFC | #504 | |
 | Katsuhisa Fujii | 1-1-0 UFC | #5577 |  |
 | Katsunori Kikuno | 2-3-0 UFC | #3457 | |
 | Katsuyoshi Sasaki | 0-1-0 REC | #7207 | |
 | Kaua Fernandes | 0-1-0 REC | #7196 |  |
 | Kauan Leopoldina | 0-1-0 REC | #6298 | |
 | Kaue Fernandes | 3-1-0 UFC | #1062 | |
 | Kaue Vaz | 0-1-0 REC | #5200 | |
 | Kaushik Saikumar | 0-1-0 REC | #4816 |  |
 | Kay Hansen | 1-3-0 UFC | #3215 | |
 | Kayara Hartfield | 1-0-0 REC | #1390 | |
 | Kayck Alencar | 0-1-0 REC | #6267 | |