| Abbreviation | Definition |
|---|---|
| DFNCL | Delta Force Non Cheat League |
| DFT | Down For Two |
| DGI | Danish Gymnastic Institute |
| DGL | Dutch Gamers League |
| DGMF | Damion Gosa Memorial Foundation |
| DH | Designated Hitter |
| DH | Dipping Head |
| DH | Double Header |
| DH | Down Hill |
| DH | Downhill |
| DHL | Denfield Hockey League |
| DHL | Doaul Hockey League |
| DHSC | Duluth Heritage Sports Center |
| Di2 | Digital Integrated Intelligence |
| DIBT | Dubai International Bowling Tournament |
| DIC | Deaf Indoor Cricketers |
| DIF | Danmarks Idraets Forbund |
| DIGC | Dallas International Girls Cup |
| DILB | Dubuque Independent League Baseball |
| DIPS | Defense Independent Pitching Statistic |