Tous les combattants
 | Zarah Fairn | 0-4-0 UFC | #2130 |  |
 | Zarrukh Adashev | 1-3-0 UFC | #3121 |  |
 | Zaur Gadzhiev | 2-0-0 REC | #746 |  |
 | Zaur Usmaev | 3-1-0 REC | #629 |  |
 | Zaurbek Sabanov | 2-0-0 REC | #2097 | |
 | Zayne Havener | 1-0-0 REC | #682 |  |
 | Zdenek Polivka | 6-4-0 REC | #1651 |  |
 | Zeb Vincent | 1-1-0 REC | #6386 | |
 | Zebenzui Ruiz | 1-0-0 REC | #5500 |  |
 | Zeke Tuinei-Wily | 0-2-0 REC | #6466 | |
 | Zelim Imadaev | 0-3-0 UFC | #3187 | |
 | Zelim Umarov | #7493 | | |
 | Zelimkham Khatuev | 1-1-0 REC | #1503 | |
 | Zelimkhan Amirov | 1-1-0 REC | #4374 | |
 | Zelimkhan Islamov | 0-1-0 REC | #5728 | |
 | Zelimkhan Yashurkaev | 2-0-0 REC | #1106 | |
 | Zeus Nadjombe | 0-2-0 REC | #3778 |  |
 | Zha Yi | 1-3-0 UFC | #753 |  |
 | Zhakshylyk Myrzabekov | 3-0-0 REC | #735 |  |
 | Zhalgas Zhumagulov | 1-6-0 UFC | #510 |  |
 | Zhaxibading | 0-1-0 REC | #5128 | |
 | Zhifa Shang | 0-1-0 REC | #6240 | |
 | Zhikui Yao | 1-3-0 UFC | #3506 | |
 | Zhonibek Mukhidov | #7327 | | |
 | Zhu Rong | 3-3-0 UFC | #812 | |