Tous les combattants
 | Yazeed Hasanain | 0-2-0 REC | #5248 |  |
 | Yazid Chouchane | 2-2-0 REC | #2970 |  |
 | Yazmin Jauregui | 3-2-0 UFC | #2622 |  |
 | Ye Dam Seo | 0-2-0 REC | #5717 |  |
 | Ye Ji Lee | 0-1-0 REC | #6627 | |
 | Yehia Gheitta | 0-1-0 REC | #6254 |  |
 | Yermakhan Oryntaev | 0-2-0 REC | #4259 |  |
 | Yevhenii Orlov | #7857 |  | |
 | Yi Sak Lee | 0-1-0 UFC | #3422 | |
 | Yibugele | 0-2-0 REC | #5851 |  |
 | Yilizhati Maimaitijiang | #7964 | | |
 | Yincang Bao | 0-2-0 REC | #6512 | |
 | Ylian Belhadj | 1-0-0 REC | #7912 | |
 | Ylies Djiroun | 3-3-0 REC | #620 | |
| Yntymak Glamidin | 0-1-0 REC | #6258 |  |
| Yoan Robert-Ramirez | #8128 |  | |
 | Yoel Romero | 9-4-0 UFC | #300 |  |
 | Yoga Prabowo | 0-2-0 REC | #6583 |  |
 | Yohan Lainesse | 1-3-0 UFC | #2619 |  |
 | Yohan Salvador | 1-3-0 REC | #3808 | |
 | Yoislandy Izquierdo | 0-2-0 UFC | #4675 | |
 | Yoji Anjo | 0-3-0 UFC | #4622 |  |
 | Yoko Higashi | 0-3-0 REC | #5287 | |
 | Yong Chul Kwon | 1-0-0 REC | #2910 | |
 | Yoon Sung Jang | 0-1-0 REC | #5517 | |