Tous les combattants
 | Zarah Fairn | 0-4-0 UFC | #2387 |  |
 | Zarrukh Adashev | 1-3-0 UFC | #3511 |  |
 | Zaur Gadzhiev | 2-0-1 REC | #1896 |  |
 | Zaur Usmaev | 4-1-0 REC | #557 |  |
 | Zaurbek Sabanov | 3-0-0 REC | #920 | |
 | Zayne Havener | 3-0-0 REC | #600 |  |
 | Zdenek Polivka | 6-4-0 REC | #2008 |  |
 | Zeb Vincent | 1-1-0 REC | #6905 | |
 | Zebaztian Kadestam | 0-1-0 REC | #6136 |  |
 | Zebenzui Ruiz | 1-0-0 REC | #6294 |  |
 | Zeke Tuinei-Wily | 0-2-0 REC | #6569 | |
 | Zelim Imadaev | 0-3-0 UFC | #3510 | |
 | Zelim Umarov | 1-0-0 REC | #1767 | |
 | Zelimkham Khatuev | 1-1-0 REC | #2571 | |
 | Zelimkhan Amirov | 1-1-0 REC | #5171 | |
 | Zelimkhan Islamov | 0-2-0 REC | #4266 | |
 | Zelimkhan Yashurkaev | 2-0-0 REC | #2227 | |
 | Zeus Nadjombe | 1-2-0 REC | #1979 |  |
 | Zevan Hunt | #8128 | | |
 | Zha Yi | 1-3-0 UFC | #1287 |  |
 | Zhakshylyk Myrzabekov | 3-0-0 REC | #1810 |  |
 | Zhalgas Zhumagulov | 1-6-0 UFC | #1285 |  |
 | Zhaslan Tashov | 0-1-0 REC | #7036 | |
 | Zhasulan Akimzhanov | 0-1-0 REC | #7164 | |
 | Zhaxibading | 0-1-0 REC | #6140 | |