Combattants Russie
| 626 |  | Zabit Magomedsharipov | 6-0-0 UFC | #797 |  |
| 627 |  | Zaira Dishekova | 0-1-0 REC | #6841 | |
| 628 |  | Zakri Gakaev | 2-1-0 REC | #1821 | |
| 629 |  | Zambek Shahbiev | 1-0-0 REC | #1051 | |
| 630 |  | Zamir Aripshev | 0-1-0 REC | #5391 | |
| 631 |  | Zamir Batyrov | 0-1-0 REC | #5287 | |
| 632 |  | Zaur Usmaev | 3-1-0 REC | #671 | |
| 633 |  | Zaurbek Sabanov | 2-0-0 REC | #2141 | |
| 634 |  | Zelim Imadaev | 0-3-0 UFC | #3188 | |
| 635 |  | Zelim Umarov | #7490 | | |
| 636 |  | Zelimkham Khatuev | 1-1-0 REC | #1550 | |
| 637 |  | Zelimkhan Amirov | 1-1-0 REC | #4408 | |
| 638 |  | Zelimkhan Islamov | 0-1-0 REC | #5751 | |
| 639 |  | Zelimkhan Yashurkaev | 2-0-0 REC | #1161 | |
| 640 |  | Zubaira Tukhugov | 5-3-1 UFC | #1415 | |
| 641 |  | Zubayr Khatuev | 1-1-0 REC | #4155 | |
| 642 |  | Zumso Zuraev | 3-0-0 REC | #909 | |