| Abbreviation | Definition |
|---|---|
| DDF | Dementia Discovery Fund |
| DDF | Digital Developers Fund |
| DDF | District Designated Fund |
| DDF | District Designated Funds |
| DDFT | Dentistry Development Fund Trust |
| DDIF | Deans Diversity Innovation Fund |
| DDTF | Developmentally Disabled Treatment Fund |
| DDTF | Drunk Driving Trust Fund |
| DEAF | Depositor Education and Awareness Fund |
| DEF | Diamond Empowerment Fund |
| DEFC | Disaster Emergency Fund Code |
| DEFT | Direct Electronic Funds Transfer |
| DEKA | Deutsche Kapitalanlagegesellschaft Mbh (German investment fund) |
| DFCD | Dutch Fund for Climate and Development |
| DFF | David Frost Fund |
| DFF | Democracy Frontlines Fund |
| DFF | Digital Freedom Fund |
| DFF | Digital Futures Fund |
| DFF | Dutch Founders Fund |
| DFOO | Discretionary Funds Oversight Officer |