Poids Mi-Moyens Hommes
 | Yousef Adel | 0-1-0 REC | #6202 |  |
 | Yuga Nakaya | 1-0-0 REC | #3704 |  |
 | Yuki Narita | 0-1-0 REC | #5963 | |
 | Yuri Anselmo | 0-1-0 REC | #6489 |  |
 | Yuri Neles | 0-1-0 REC | #6871 | |
 | Yusaku Kinoshita | 0-2-0 UFC | #3763 | |
 | Yusuf Karakaya | 1-0-0 REC | #4511 |  |
 | Yusup Umarov | 0-1-0 REC | #5321 |  |
 | Zach Conn | 0-1-0 REC | #7820 |  |
 | Zach Juusola | 2-0-0 REC | #5173 | |
 | Zach Light | 0-1-0 UFC | #5578 | |
 | Zach Scroggin | 0-1-0 UFC | #5183 | |
| Zachery Powell | 0-1-0 REC | #6577 | |
 | Zak Ottow | 4-4-0 UFC | #2773 | |
 | Zane Kamaka | 0-1-0 REC | #7731 | |
 | Zeb Vincent | 1-1-0 REC | #6939 | |
 | Zelim Imadaev | 0-3-0 UFC | #3561 | |
 | Zelimkhan Amirov | 1-1-0 REC | #5271 | |
 | Zeus Nadjombe | 1-2-0 REC | #2041 |  |
 | Zevan Hunt | 0-1-0 REC | #8068 | |