Tous les combattants
 | Yabna N'Tchala | 3-1-0 REC | #1294 |  |
 | Yacine Haddad | 1-1-0 REC | #4707 |  |
 | Yadier DelValle | 2-1-0 UFC | #1284 |  |
 | Yadwinder Singh | 0-1-0 REC | #6100 |  |
 | Yahaya Yahuza | 0-1-0 REC | #6689 |  |
 | Yair Rodriguez | 11-4-0, 1NC UFC | #96 |  |
 | Yakub Bersanukaev | 1-0-1 REC | #2569 |  |
 | Yakub Kediev | 2-0-0 REC | #1436 | |
 | Yakub Sulimanov | #6612 | | |
 | Yakup Ataev | 0-1-0 REC | #5871 | |
 | Yamato Nishikawa | 0-3-0 REC | #4076 |  |
 | Yan Cabral | 2-3-0 UFC | #3398 |  |
 | Yan Xiaonan | 9-4-0 UFC | #106 |  |
 | Yana Gadelha | 0-1-0 REC | #6352 | |
 | Yana Santos | 7-5-0 UFC | #218 | |
 | Yanal Ashmouz | 2-2-0 UFC | #1897 |  |
 | Yanan Wu | 1-5-0 UFC | #3170 | |
 | Yancy Medeiros | 6-8-0, 1NC UFC | #1574 |  |
 | Yanis Bekhtaoui | 1-1-0 REC | #7601 | |
 | Yanis Collier | 1-0-0 REC | #1859 | |
 | Yanis Ghemmouri | 0-2-0 UFC | #1480 | |
 | Yaniss Noirmain | 1-1-0 REC | #5207 | |
 | Yann Liasse | 1-2-0, 1NC REC | #4172 |  |
 | Yannick Bahati | 1-0-1 REC | #2967 |  |
 | Yannis Osmani | 0-1-0 REC | #4031 |  |