Poids Plumes Hommes
 | Yoshiki Nakahara | 0-2-0 REC | #5684 |  |
 | Yoshitomi Mishima | 0-2-0 UFC | #5891 | |
 | Young Jae Song | 2-2-0 REC | #1051 |  |
 | Youssef Al Housani | #7374 |  | |
 | Youssef Zalal | 8-4-1 UFC | #161 |  |
 | Yudi Cahyadi | 0-1-0 REC | #5602 |  |
 | Yuele Huang | 0-1-0 REC | #5817 |  |
 | Yuhei Tsuda | 1-0-0 REC | #3253 | |
 | Yui Chul Nam | 1-2-0 UFC | #4593 | |
 | Yuito Yanagawa | 0-1-0 REC | #5742 | |
 | Yuri Massacesi | #7904 |  | |
 | Yusup-Khadzhi Zubariev | 3-3-0 REC | #1560 |  |
 | Yuta Kubo | 0-2-0, 1NC REC | #3679 | |
 | Yutaka Saito | 1-0-0 REC | #1476 | |
 | Yves Antibe Zanga | 0-1-0 REC | #5879 |  |
 | Yves Landu | 5-1-0 REC | #2130 |  |
 | Zabit Magomedsharipov | 6-0-0 UFC | #921 | |
 | Zachary Hicks | 0-2-0 REC | #5777 |  |
 | Zafar Mohsen | 2-0-0, 1NC REC | #932 |  |
 | Zak Flessas | 0-1-0 REC | #6642 | |