DFA
- DFA (Italian rock band)
- DFA Records
- Dairy Farmers of America
- Danmarks Film Akademi
- Darwin Football Association
- Data-flow analysis
- Death from Above 1979
- Democracy for America
- Descent from antiquity
- Design For All (product line)
- Design for All (design philosophy)
- Design for assembly
- Designated for assignment
- Deterministic finite automaton
- Detrended fluctuation analysis
- Differential fault analysis
- Dimensional Fund Advisors
- Direct fluorescent antibody
- Discriminant function analysis
- Doctor of Fine Arts
- Dodd–Frank Wall Street Reform and Consumer Protection Act
- Dominica Football Association
- Dual factor authentication
- Dynamic financial analysis
- Humid continental climate
- John S. Davidson Fine Arts Magnet School
- Ministry of Foreign Affairs
- Partnership for a Drug-Free America