Tous les combattants
 | Katarzyna Sadura | 0-1-0 REC | #6586 |  |
 | Kate Bacik | 3-0-0 REC | #4037 |  |
 | Kate Jackson | 0-1-0 REC | #6929 | |
 | Katharina Dalisda | 5-1-0 REC | #2968 |  |
 | Katharina Lehner | 1-5-0 REC | #2590 | |
 | Katharina Rychkova | 1-0-0 REC | #2025 |  |
 | Katherine Corogenes | 0-2-0 REC | #6447 |  |
 | Kathryn Paprocki | 0-1-0 REC | #7146 | |
 | Katie Perez | 0-3-0 REC | #3473 | |
 | Katie Saull | 1-3-0 REC | #3983 |  |
 | Katlyn Cerminara | 11-6-0 UFC | #527 | |
 | Katsuhisa Fujii | 1-1-0 UFC | #5504 |  |
 | Katsunori Kikuno | 2-3-0 UFC | #3400 | |
 | Katsuyoshi Sasaki | 0-1-0 REC | #7149 | |
 | Kaua Fernandes | 0-1-0 REC | #7044 |  |
 | Kauan Leopoldina | 0-1-0 REC | #6075 | |
 | Kaue Fernandes | 3-1-0 UFC | #1155 | |
 | Kaue Vaz | 0-1-0 REC | #5058 | |
 | Kaushik Saikumar | 0-1-0 REC | #4752 |  |
 | Kay Hansen | 1-3-0 UFC | #3260 | |
 | Kayara Hartfield | 1-0-0 REC | #1186 | |
 | Kayck Alencar | 0-1-0 REC | #6471 | |
 | Kayla Harrison | 3-0-0 UFC | #11 | |
 | Kayla Yontef | 1-0-0 REC | #5594 | |
 | Kaynan Kruschewsky | 0-2-0 UFC | #3932 | |