Tous les combattants
 | Kazuki Aimoto | #7980 |  | |
 | Kazuki Tokudome | 1-3-0 UFC | #4076 | |
 | Kazuma Maruyama | 0-1-0 REC | #6571 | |
 | Kazumasa Majima | 2-2-0 REC | #1124 | |
 | Kazuo Takahashi | 1-0-0 UFC | #5115 | |
 | Kazushi Sakuraba | 1-0-0, 1NC UFC | #3925 | |
 | KB Bhullar | 0-2-0 UFC | #5576 |  |
 | Keegan Witbeck | 0-1-0 REC | #7692 |  |
 | Kegan Agnew | 0-1-0 REC | #7384 | |
 | Kegan Gennrich | 3-2-0 REC | #1331 | |
 | Keigo Kunihara | 0-1-0 UFC | #7357 | |
 | Keiichiro Nakamura | 3-0-0 REC | #1442 | |
 | Keiichiro Yamamiya | 0-1-0 UFC | #7262 | |
 | Keir Harvie | 2-3-0 REC | #3666 |  |
 | Keisuke Sasu | 1-4-0 REC | #3113 | |
 | Keita Nakamura | 4-7-0 UFC | #2367 | |
 | Keith Berish | 0-1-0, 1NC UFC | #4881 | |
 | Keith Hackney | 2-2-0 UFC | #3025 | |
 | Keith Jardine | 6-7-0 UFC | #1706 | |
 | Keith Keogh | 3-0-0 REC | #1403 |  |
 | Keith Mielke | 0-1-0 UFC | #6831 | |
 | Keith Rockel | 1-1-0 UFC | #5525 | |
 | Keith Wisniewski | 0-4-0 UFC | #4148 | |
 | Keito Oyama | 3-1-0 REC | #1279 | |
 | Kellian Streicher | #8017 |  |