Tous les combattants
 | Dorian Price | 0-1-0 UFC | #5750 |  |
 | Dorian Ramos | 0-1-0 REC | #6809 | |
 | Dorobshokh Nabotov | #6784 |  | |
 | Dorota Norek | 0-1-0 REC | #6981 |  |
 | Dorval Jordan | 0-1-0 REC | #6139 |  |
 | Douglas Andrew | 0-1-0 REC | #6099 |  |
 | Douglas da Lapa | 2-0-0 REC | #611 | |
 | Douglas da Silva | 0-1-0 REC | #6536 | |
 | Douglas Evans | 0-2-0 UFC | #5650 | |
 | Douglas Lima | 1-2-0 REC | #3686 | |
 | Douglas Rodrigues | #8072 | | |
 | Douglas Silva | 7-7-0 UFC | #1216 | |
| Douglas Silva | 0-1-0 REC | #5719 | |
 | Dovlet Yagshimuradov | 8-1-0 REC | #661 |  |
 | Dragos Zubco | 0-1-0 REC | #6828 |  |
| Drake Patterson | 1-0-0 REC | #1716 | |
 | Drakkar Klose | 10-3-0 UFC | #500 | |
 | Drako Rodriguez | 0-2-0 UFC | #4221 | |
 | Drew Dober | 15-11-0, 1NC UFC | #163 | |
 | Drew Fickett | 4-3-0 UFC | #2768 | |
 | Drew McFedries | 4-5-0 UFC | #2592 | |
 | Dricus Du Plessis | 9-1-0 UFC | #47 |  |
 | Duane Ludwig | 4-5-0 UFC | #2581 | |
 | Duda Santana | 0-1-0 UFC | #5004 | |
 | Dumitru Girlean | 3-2-0 REC | #3801 |  |