Poids Mouches Hommes
 | Vinicius Salvador | 0-3-0 UFC | #3580 |  |
 | Vitor Enrique de Oliveira | 2-1-0 REC | #2376 | |
 | Walid Gounaine | 0-1-0 REC | #4850 |  |
 | Wallen del Rosario | 0-1-0 REC | #6664 |  |
 | Walter Saragosa | 0-1-0 REC | #7569 |  |
 | Wataru Yamauchi | 0-2-0 REC | #4070 |  |
 | Wendrio Silva | #7923 | | |
 | Werick Douglas | 0-1-0 REC | #7133 | |
 | Will Campuzano | 0-4-0 UFC | #3742 |  |
 | Willie Gates | 1-3-0 UFC | #3684 | |
 | Wilson Reis | 7-6-0 UFC | #903 | |
 | Yannis Osmani | 0-1-0 REC | #4042 |  |
 | Yasuhiro Urushitani | 0-2-0 UFC | #4992 | |
 | Yermakhan Oryntaev | 0-2-0 REC | #4149 |  |
 | Yntymak Glamidin | 0-1-0 REC | #6085 |  |
| Yowanis Houmadi | 0-1-0 REC | #7770 |  |
 | Yuki Ito | 4-2-0 REC | #972 | |
 | Yuki Motoya | 5-3-0 REC | #1395 | |
 | Yuma Horiuchi | 0-1-0 REC | #7034 | |
 | Yumeto Mizuno | #7928 | |