Combattants Etats-Unis
| 1401 |  | Justin Scoggins | 4-5-0 UFC | #2560 |  |
| 1402 |  | Justin Smith | 0-1-0 REC | #7124 | |
| 1403 |  | Justin Sumter | 0-3-0 REC | #3924 | |
| 1404 |  | Justin Thompson | 0-1-0 REC | #7244 | |
| 1405 |  | Justin Wetzell | 3-1-0 REC | #2166 | |
| 1406 |  | Justin Willis | 4-1-0 UFC | #2681 | |
| 1407 |  | Justin Wren | 0-1-0 UFC | #6697 | |
| 1408 |  | K.J. Noons | 2-3-0, 1NC UFC | #3223 | |
| 1409 |  | Kadyn Marcantel | 0-1-0 REC | #6930 | |
| 1410 |  | Kai Kamaka III | 2-2-1 UFC | #622 | |
| 1411 |  | Kailin Curran | 1-6-0 UFC | #2984 | |
| 1412 |  | Kaitlin Young | 2-3-0 REC | #4046 | |
| 1413 |  | Kaleio Romero | 0-1-0 REC | #7122 | |
| 1414 |  | Kaleo Meheula | #6672 | | |
| 1415 |  | Kali Robbins | 0-1-0 REC | #6485 | |
| 1416 |  | Kamuela Kirk | 1-2-0 UFC | #3673 | |
| 1417 | | Kanean Catron | 1-0-0 REC | #782 | |
| 1418 |  | Kara Marie Vislosky | 0-1-0 REC | #5836 | |
| 1419 |  | Karl Reed | 0-2-0 REC | #6047 | |
| 1420 |  | Karl Roberson | 4-6-0 UFC | #2080 | |
| 1421 |  | Karo Parisyan | 8-4-0, 1NC UFC | #1199 | |
| 1422 | | Kase Tucker | #7642 | | |
| 1423 |  | Kasey Tanner | 3-1-0 REC | #1634 | |
| 1424 |  | Kassius Kayne | 0-1-0 REC | #7318 | |
| 1425 |  | Katarina Legorreta | 0-1-0 REC | #6000 | |