Poids Plumes Hommes
 | Yui Chul Nam | 1-2-0 UFC | #4481 |  |
 | Yuito Yanagawa | 0-1-0 REC | #5649 |  |
 | Yuri Massacesi | #7808 |  | |
 | Yusup-Khadzhi Zubariev | 3-3-0 REC | #1463 |  |
 | Yuta Kubo | 0-2-0, 1NC REC | #3597 | |
 | Yutaka Saito | #7907 | | |
 | Yves Antibe Zanga | 0-1-0 REC | #5904 |  |
 | Yves Landu | 5-1-0 REC | #2136 |  |
 | Zabit Magomedsharipov | 6-0-0 UFC | #944 | |
 | Zachary Hicks | 0-2-0 REC | #5707 |  |
 | Zafar Mohsen | 2-0-0, 1NC REC | #775 |  |
 | Zak Flessas | 0-1-0 REC | #6940 | |
 | Zakaria Hamou | 1-0-0, 1NC REC | #2810 | |
 | Zakri Gakaev | 3-1-0 REC | #646 | |
 | Zamir Batyrov | 0-1-0 REC | #6507 | |
 | Zanyar Kamaran | 1-0-0 REC | #1024 |  |
 | Zaur Usmaev | 4-1-0 REC | #514 | |
 | Zebenzui Ruiz | 1-0-0 REC | #6250 |  |
 | Zha Yi | 1-3-0 UFC | #1263 |  |
 | Zhaxibading | 0-1-0 REC | #6059 | |