Tous les combattants
 | Yoon Sung Jang | 0-1-0 REC | #5063 |  |
 | Yorgan De Castro | 1-3-0 UFC | #2611 |  |
 | Yosdenis Cedeno | 1-3-0 UFC | #3976 |  |
 | Yoshihiro Akiyama | 2-5-0 UFC | #1929 |  |
 | Yoshiki Nakahara | 0-2-0 REC | #4652 | |
 | Yoshinori Horie | 0-1-0 UFC | #1734 | |
 | Yoshiro Maeda | 1-0-0 REC | #2851 | |
 | Yoshitomi Mishima | 0-2-0 UFC | #5377 | |
 | Yoshiyuki Yoshida | 2-3-0 UFC | #3146 | |
 | Youcef Ouabbas | 1-1-0 REC | #3609 |  |
 | Younes Najid | 0-1-0 REC | #4459 | |
 | Young Jae Song | 1-1-0 REC | #2380 | |
 | Yousri Belgaroui | 1-0-0 UFC | #890 |  |
 | Youssef Al Housani | #6669 |  | |
 | Youssef Faout | 0-1-0 REC | #7454 |  |
 | Youssef Zalal | 8-3-1 UFC | #122 | |
 | Youssouf Binate | 6-1-0 REC | #767 |  |
 | Youssouf Ouattara | 1-0-0 REC | #7453 | |
 | Yu Jin Shin | 0-1-0 REC | #5067 | |
 | Yu Ri Shim | 0-2-0 REC | #2917 | |
 | Yuele Huang | 0-1-0 REC | #5218 |  |
 | Yuga Nakaya | 1-0-0 REC | #2830 | |
 | Yuhei Tsuda | 1-0-0 REC | #2094 | |
 | Yui Chul Nam | 1-2-0 UFC | #3927 | |
 | Yuji Yannick Ephoeviga | 0-1-0 REC | #4966 | |