Poids Mi-Moyens Hommes
 | Yuri Neles | 0-1-0 REC | #6510 |  |
 | Yusaku Kinoshita | 0-2-0 UFC | #3659 |  |
 | Yusuf Karakaya | 1-0-0 REC | #4412 |  |
 | Yusup Umarov | 0-1-0 REC | #4940 |  |
 | Zach Conn | 0-1-0 REC | #7629 |  |
 | Zach Juusola | 2-0-0 REC | #4943 | |
 | Zach Light | 0-1-0 UFC | #5351 | |
 | Zach Scroggin | 0-1-0 UFC | #4882 | |
| Zachery Powell | 0-1-0 REC | #5982 | |
 | Zak Ottow | 4-4-0 UFC | #2705 | |
 | Zane Kamaka | 0-1-0 REC | #7531 | |
 | Zeb Vincent | 1-1-0 REC | #6736 | |
 | Zelim Imadaev | 0-3-0 UFC | #3506 | |
 | Zelimkhan Amirov | 1-1-0 REC | #4922 | |
 | Zeus Nadjombe | 1-2-0 REC | #1730 |  |
 | Zevan Hunt | #8130 | | |
 | Zhakshylyk Myrzabekov | 3-0-0 REC | #1569 |  |
 | Zubayr Khatuev | 1-2-0 REC | #3615 | |