| Abbreviation | Definition |
|---|---|
| DPO | Darren Peter Oswald |
| DR | Donald Reid |
| DS | Dave Stewart |
| DS | Doctor Scott |
| DSA | Donna Stratmore Anderson, horse breeder |
| DSG | Donna S. Guido, Consultant, DSG Associates |
| DT | Dewey Thomas |
| DT | Donald Trump |
| DTE | Dora The Explorer |
| DTF | Dangerous Town Fellow |
| DV | Duc De Villeroy |
| DVD | Dick Van Dyke |
| DWJ | Diana Wynne Jones |
| DY | Dylan Young |
| EAP | Edgar Allan Poe |
| EAP | Elvis Aaron Presley |
| EAY | Eric A. Young, developer of SSLeay Library |
| EB | Easter Bunny |
| EB | Ed Baker |
| EB | Eddie Brown, football player |