Poids Mi-Moyens Hommes
 | Yota Hayashi | 1-0-0 REC | #927 |  |
 | Youcef Ouabbas | 1-1-0 REC | #3559 |  |
 | Younes Najid | 0-1-0 REC | #5086 | |
 | Yousef Adel | 0-1-0 REC | #6497 |  |
 | Yuga Nakaya | 1-0-0 REC | #3602 | |
 | Yuki Narita | 0-1-0 REC | #5809 | |
 | Yuri Anselmo | 0-1-0 REC | #6441 |  |
 | Yuri Neles | 0-1-0 REC | #6711 | |
 | Yusaku Kinoshita | 0-2-0 UFC | #3685 | |
 | Yusuf Karakaya | 1-0-0 REC | #4459 |  |
 | Yusup Umarov | 0-1-0 REC | #5205 |  |
 | Zach Conn | 0-1-0 REC | #7792 |  |
 | Zach Juusola | 2-0-0 REC | #5082 | |
 | Zach Light | 0-1-0 UFC | #5480 | |
 | Zach Scroggin | 0-1-0 UFC | #5097 | |
| Zachery Powell | 0-1-0 REC | #6387 | |
 | Zak Ottow | 4-4-0 UFC | #2733 | |
 | Zane Kamaka | 0-1-0 REC | #7647 | |
 | Zeb Vincent | 1-1-0 REC | #6885 | |
 | Zelim Imadaev | 0-3-0 UFC | #3476 | |