Tous les combattants
 | Zayne Havener | 2-0-0 REC | #693 |  |
 | Zdenek Polivka | 6-4-0 REC | #1867 |  |
 | Zeb Vincent | 1-1-0 REC | #6707 | |
 | Zebaztian Kadestam | 0-1-0 REC | #6059 |  |
 | Zebenzui Ruiz | 1-0-0 REC | #5670 |  |
 | Zeke Tuinei-Wily | 0-2-0 REC | #6561 | |
 | Zelim Imadaev | 0-3-0 UFC | #3439 |  |
 | Zelim Umarov | 1-0-0 REC | #1136 | |
 | Zelimkham Khatuev | 1-1-0 REC | #2119 | |
 | Zelimkhan Amirov | 1-1-0 REC | #4818 | |
 | Zelimkhan Islamov | 0-1-0 REC | #6187 | |
 | Zelimkhan Yashurkaev | 2-0-0 REC | #1793 | |
 | Zeus Nadjombe | 1-2-0 REC | #1565 |  |
 | Zha Yi | 1-3-0 UFC | #1113 |  |
 | Zhakshylyk Myrzabekov | 3-0-0 REC | #1412 |  |
 | Zhalgas Zhumagulov | 1-6-0 UFC | #942 |  |
 | Zhaslan Tashov | 0-1-0 REC | #6793 | |
 | Zhaxibading | 0-1-0 REC | #5557 | |
 | Zhifa Shang | 0-1-0 REC | #6447 | |
 | Zhikui Yao | 1-3-0 UFC | #3824 | |
 | Zhonibek Mukhidov | #7801 |  | |
 | Ziad Ayman | 1-1-0 REC | #4575 |  |
 | Zoe Nowicki | 3-1-0 REC | #2252 | |
 | Zoran Solaja | 1-2-0 REC | #2770 |  |
 | Zu Anyanwu | 0-1-0 UFC | #4656 | |