Poids Mouches Femmes
 | Kana Watanabe | 3-3-0 REC | #2632 |  |
 | Karina Rodriguez | 2-0-0 REC | #3743 |  |
 | Karine Gevorgyan | 0-1-0 UFC | #3957 |  |
 | Karine Silva | 5-2-0 UFC | #341 |  |
 | Karolina Owczarz | 1-1-0 REC | #6443 |  |
 | Karolina Wojcik | 4-4-0 REC | #2459 | |
 | Karoline Martins | 0-1-0 REC | #7100 | |
 | Katarina Legorreta | 0-1-0 REC | #5796 |  |
 | Katarzyna Sadura | 0-1-0 REC | #6175 | |
 | Kate Bacik | 3-0-0 REC | #3745 |  |
 | Kate Jackson | 0-1-0 REC | #6370 | |
 | Katharina Rychkova | 1-0-0 REC | #1260 |  |
 | Katherine Corogenes | 0-2-0 REC | #6047 | |
 | Katlyn Cerminara | 11-6-0 UFC | #475 | |
 | Kaytlin Neil | 2-1-0 REC | #3796 | |
 | Kellie Marin | 0-1-0 REC | #4944 | |
 | Kennedy Freeman | 3-0-0 REC | #2378 | |
 | Keri Taylor-Melendez | 1-0-0 REC | #5742 | |
 | Kinnedy Hundley | 0-1-0 REC | #4826 | |
 | Kristina Williams | 4-1-0 REC | #2901 | |