Poids Plumes Hommes
 | Justice Torres | 0-1-0 REC | #5158 |  |
 | Justin Gonzales | 3-4-0 REC | #3539 | |
 | Justin Lawrence | 1-2-0 UFC | #4407 | |
 | Justin Thompson | 0-1-0 REC | #7733 | |
 | Kaan Ofli | 3-2-0 UFC | #379 |  |
 | Kacper Wrobel | 0-1-0 REC | #5959 |  |
 | Kafiz Sakibekov | 1-3-0 REC | #1206 |  |
 | Kai Kamaka III | 2-3-1 UFC | #648 | |
 | Kai Lu | 1-2-0 REC | #4251 |  |
 | Kaisei Kuroi | 0-1-0 REC | #6964 |  |
 | Kaiwen Li | 3-3-0 REC | #1927 | |
 | Kaleio Romero | 0-1-0 REC | #7254 | |
 | Kaleo Meheula | #7436 | | |
 | Kallum Parker | 1-4-0 REC | #4655 |  |
 | Kamal Mamedov | 0-3-0 REC | #3553 |  |
 | Kangjie Zhu | 0-1-0 UFC | #2177 | |
 | Karol Kutyla | 0-5-0 REC | #3449 | |
 | Karol Rysavy | 8-7-1 REC | #838 |  |
 | Karshyga Dautbek | 4-0-0, 1NC REC | #447 |  |
 | Kazakbai Tilenov | 0-1-0 REC | #6613 |  |