Sorted alphabetically by last name · 2769 fighters
| Name | Nickname | |
|---|---|---|
| DL | Duane Ludwig | "Bang" |
| DS | Duda Santana | "Cowboyzinha" |
| DT | Dusko Todorovic | "Thunder" |
| DH | Dustin Hazelett | "McLovin" |
| DJ | Dustin Jacoby | "The Hanyak" |
| DK | Dustin Kimura | "The Diamond" |
| DN | Dustin Neace | "The Beast" |
| DO |
| Dustin Ortiz |
| DP | Dustin Pague | "The Disciple" |
| DP | Dustin Poirier | "The Diamond" |