| Abbreviation | Definition |
|---|---|
| DTM | Down The Middle |
| DTMC | Domestic Tournament Monitoring Committee |
| DTRA | Dirt Track Racing Association |
| DTS | Digital Timing System |
| DTT | Digital Table Tennis |
| DUFF | Down Under Fan Fund |
| DUMB | Deliberately Underachieving Makeshift Ballteam |
| DUMP | Denna Urtrista Module Player |
| DUSL | Dublin United Soccer League |
| DVATC | Derwent Valley All Terrain Club |
| DVBC | Delaware Valley Bicycle Club |
| DVMA | Diablo Valley Mustand Association |
| DVYFC | Diablo Valley Youth Football Conference |
| DWA | Donovan Wrestling Alliance |
| DWAI | Dude Went All In |
| DWF | Dream Wrestling Federation |
| DWFA | Dubai Women's Football Association |
| DWI | Daily Weigh In |
| DWI | Dance With Intensity |
| DWU | Devastation Wrestling Unleashed |