Combattants Etats-Unis
| 1476 |  | Keegan Witbeck | 0-1-0 REC | #7570 |  |
| 1477 |  | Kegan Agnew | 0-1-0 REC | #7277 | |
| 1478 |  | Kegan Gennrich | 3-2-0 REC | #1174 | |
| 1479 |  | Keith Berish | 0-1-0, 1NC UFC | #4787 | |
| 1480 |  | Keith Hackney | 2-2-0 UFC | #3004 | |
| 1481 |  | Keith Jardine | 6-7-0 UFC | #1714 | |
| 1482 |  | Keith Mielke | 0-1-0 UFC | #6683 | |
| 1483 |  | Keith Rockel | 1-1-0 UFC | #5428 | |
| 1484 |  | Keith Wisniewski | 0-4-0 UFC | #4084 | |
| 1485 |  | Kellie Marin | 0-1-0 REC | #5962 | |
| 1486 |  | Kelly Dullanty | 0-1-0 UFC | #5849 | |
| 1487 |  | Kelly Faszholz | 0-2-0 UFC | #5241 | |
| 1488 |  | Kelly McGill-Velasco | 0-1-0 REC | #5841 | |
| 1489 |  | Kelsey DeSantis | 0-1-0 REC | #5893 | |
| 1490 |  | Kelvin Gastelum | 14-11-0, 1NC UFC | #233 | |
| 1491 |  | Kelvin Rayford | 0-1-0 REC | #6796 | |
| 1492 |  | Kelvin Sterling | 0-1-0 REC | #6201 | |
| 1493 |  | Kelvin Tiller | 3-4-0 REC | #3750 | |
| 1494 |  | Ken Burrs | 0-1-0 REC | #6047 | |
| 1495 |  | Ken Shamrock | 7-6-2 UFC | #616 | |
| 1496 |  | Ken Stone | 2-2-0 UFC | #3657 | |
| 1497 |  | Kendal Holowell | 0-2-0 REC | #5921 | |
| 1498 |  | Kendall Grove | 7-6-0 UFC | #1820 | |
| 1499 |  | Kendall Sandifer | 1-0-0 REC | #6385 | |
| 1500 |  | Kendall Whited | 1-0-0 REC | #1674 | |