Tous les combattants
 | Yana Gadelha | 0-1-0 REC | #6470 |  |
 | Yana Santos | 7-5-0 UFC | #194 |  |
 | Yanal Ashmouz | 2-2-0 UFC | #1912 |  |
 | Yanan Wu | 1-5-0 UFC | #3205 |  |
 | Yancy Medeiros | 6-8-0, 1NC UFC | #1572 |  |
 | Yanis Bekhtaoui | 1-1-0 REC | #7583 |  |
 | Yanis Collier | 1-0-0 REC | #2024 | |
 | Yanis Ghemmouri | 0-2-0 UFC | #1519 | |
 | Yaniss Noirmain | 1-1-0 REC | #5327 | |
 | Yann Liasse | 1-2-0, 1NC REC | #4257 |  |
 | Yannick Bahati | 1-0-1 REC | #3097 |  |
 | Yannis Osmani | 0-1-0 REC | #4039 |  |
 | Yaotzin Meza | 2-4-0, 1NC UFC | #3599 | |
 | Yaozong Hu | 0-3-0 UFC | #4404 | |
 | Yaroslav Amosov | 2-0-0 UFC | #253 |  |
 | Yasir Iliev | 1-0-0 REC | #2092 | |
 | Yasmin Castanho | 1-1-0 REC | #5005 | |
 | Yasmin Guimaraes | 3-1-0 REC | #3614 | |
 | Yassin Chtatou | #3543 | | |
 | Yassin Najid | 0-3-0 REC | #3342 | |
 | Yassine Boughanem | 0-1-0 REC | #3296 |  |
 | Yasubey Enomoto | 0-1-0 REC | #5438 |  |
 | Yasuhiro Urushitani | 0-2-0 UFC | #4995 |  |
 | Yawei Ren | 1-1-0 REC | #2769 | |
 | Yazan Hajeh | 0-1-0 REC | #5032 |  |