Combattants Etats-Unis
| 726 |  | Dominic Waters | 0-3-0 UFC | #4419 |  |
| 727 |  | Dominick Cruz | 7-3-0 UFC | #287 | |
| 728 |  | Dominick Reyes | 10-5-0 UFC | #158 | |
| 729 |  | Dominico Salas | 0-1-0 REC | #6386 | |
| 730 |  | Dominique Steele | 1-4-0 UFC | #3952 | |
| 731 |  | Don Frye | 9-1-0 UFC | #763 | |
| 732 |  | Don Shainis | 0-2-0 UFC | #5134 | |
| 733 |  | Don'tale Mayes | 4-7-0, 1NC UFC | #1418 | |
| 734 |  | Donald Bush | 0-1-0 REC | #7565 | |
| 735 |  | Donald Cerrone | 23-14-0, 1NC UFC | #80 | |
| 736 |  | Donavon Frelow | 0-1-0 REC | #6118 | |
| 737 |  | Donavon Hedrick | 0-1-0 REC | #5123 | |
| 738 |  | Donnie Chappell | 0-1-0 UFC | #7536 | |
| 739 |  | Donny Walker | 0-2-0 UFC | #5094 | |
| 740 |  | Donovan Beard | 0-1-0 REC | #6571 | |
| 741 |  | Donte Johnson | 3-0-0 UFC | #175 | |
| 742 |  | Dorian Price | 0-1-0 UFC | #5946 | |
| 743 |  | Dorian Ramos | 0-1-0 REC | #6795 | |
| 744 |  | Douglas Evans | 0-2-0 UFC | #5734 | |
| 745 |  | Drake Patterson | 1-0-0 REC | #1910 | |
| 746 |  | Drakkar Klose | 10-3-0 UFC | #505 | |
| 747 |  | Drako Rodriguez | 0-2-0 UFC | #4299 | |
| 748 |  | Drew Dober | 15-11-0, 1NC UFC | #182 | |
| 749 |  | Drew Fickett | 4-3-0 UFC | #2796 | |
| 750 |  | Drew McFedries | 4-5-0 UFC | #2631 | |