Sorted alphabetically by last name · 2711 fighters
| Name | Nickname | |
|---|---|---|
| DZ | David Zawada | "Sagat" |
| DB | DeAnna Bennett | "The Argentine Assassin" |
| DB | Dean Barry | "The Sniper" |
| DL | Dean Lister | "The Boogeyman" |
| DF | Deiveson Figueiredo | "Deus da Guerra" |
| DH | Delson Heleno | "Pe De Chumbo" |
| DJ | Demetrious Johnson | "Mighty Mouse" |
| DM | Demian Maia | |
| DK | Denis Kang | |
| DS | Denis Stojnic |