Poids Mi-Moyens Hommes
 | Wang Sai | 1-1-0 UFC | #4804 |  |
 | Warlley Alves | 8-8-0 UFC | #1243 |  |
 | Waylon Lowe | 2-2-0 UFC | #3691 |  |
 | Wellington Madeira | 1-0-0 REC | #3060 | |
 | Wendell de Oliveira | 0-2-0 UFC | #4538 | |
 | Wendell Giacomo | 0-1-0 REC | #6671 | |
 | Wiktor Zalewski | 4-2-0 REC | #1116 |  |
 | Will Santiago | 0-1-0 REC | #7147 | |
 | William Macario | 1-3-0 UFC | #4042 | |
 | Wissame Akhmouch | 3-2-0 REC | #2025 |  |
 | Xander White | 0-1-0 REC | #6125 | |
 | Yabna N'Tchala | 3-1-0 REC | #924 |  |
 | Yaroslav Amosov | 1-0-0 UFC | #838 |  |
 | Yassin Najid | 0-3-0 REC | #3033 |  |
 | Yohan Lainesse | 1-3-0 UFC | #2582 |  |
 | Yoon Sung Jang | 0-1-0 REC | #5221 |  |
 | Yosdenis Cedeno | 1-3-0 UFC | #3956 |  |
 | Yoshihiro Akiyama | 2-5-0 UFC | #2141 |  |
 | Yoshiyuki Yoshida | 2-3-0 UFC | #3325 | |
 | Youcef Ouabbas | 1-1-0 REC | #3552 | |