Tous les combattants
 | Katarzyna Sadura | 0-1-0 REC | #6133 |  |
 | Kate Bacik | 3-0-0 REC | #3695 |  |
 | Kate Jackson | 0-1-0 REC | #6327 | |
 | Katharina Dalisda | 5-1-0 REC | #2636 |  |
 | Katharina Lehner | 1-5-0 REC | #2066 | |
 | Katharina Rychkova | 1-0-0 REC | #1145 |  |
 | Katherine Corogenes | 0-2-0 REC | #6020 |  |
 | Kathryn Paprocki | 0-1-0 REC | #6862 | |
 | Katie Perez | 0-2-0 REC | #3997 | |
 | Katie Saull | 1-3-0 REC | #3685 |  |
 | Katlyn Cerminara | 11-6-0 UFC | #467 | |
 | Katsuhisa Fujii | 1-1-0 UFC | #5196 |  |
 | Katsunori Kikuno | 2-3-0 UFC | #3073 | |
 | Katsuyoshi Sasaki | 0-1-0 REC | #6597 | |
 | Kaua Fernandes | 0-1-0 REC | #6600 |  |
 | Kauan Leopoldina | 0-1-0 REC | #5271 | |
 | Kaue Fernandes | 3-1-0 UFC | #840 | |
 | Kaue Vaz | 0-1-0 REC | #4391 | |
 | Kaushik Saikumar | 0-1-0 REC | #4493 |  |
 | Kay Hansen | 1-3-0 UFC | #3037 | |
 | Kayla Harrison | 3-0-0 UFC | #8 | |
 | Kayla Yontef | 1-0-0 REC | #5365 | |
 | Kaynan Kruschewsky | 0-2-0 UFC | #3743 | |
 | Kaytlin Neil | 2-1-0 REC | #3761 | |
 | Kazbek Damaev | 0-1-0 REC | #5732 |  |