Poids Légers Hommes
 | Dom Mar Fan | 0-1-0 UFC | #1200 |  |
 | Dominic Clark | 0-1-0 REC | #7073 |  |
 | Dominik Gabner | 0-1-0 REC | #6617 |  |
 | Don Madge | 2-0-0 UFC | #2088 |  |
 | Donald Bush | 0-1-0 REC | #7385 | |
 | Donald Cerrone | 23-14-0, 1NC UFC | #85 | |
 | Dong Hyun Ma | 3-5-0 UFC | #2898 |  |
 | Dorobshokh Nabotov | #6786 |  | |
 | Drakkar Klose | 10-3-0 UFC | #499 | |
 | Drew Dober | 15-11-0, 1NC UFC | #158 | |
 | Drew Fickett | 4-3-0 UFC | #2752 | |
 | Dumitru Girlean | 3-2-0 REC | #3760 |  |
 | Dustin Hazelett | 5-5-0 UFC | #2423 | |
 | Dustin Poirier | 22-9-0, 1NC UFC | #39 | |
 | Dylan Antoine | #8008 |  | |
 | Dylan Lockard | 0-1-0 REC | #7551 | |
 | Dylan Logan | 0-1-0 REC | #6043 |  |
 | Dylan Mantello | 1-2-0 REC | #3020 | |
 | Dylan Salvador | 0-1-0 REC | #4065 | |
 | Dylan Tuke | 3-1-0 REC | #3814 | |