DFA
DFA is an abbreviation for:
- Deterministic finite automaton
- Detrended fluctuation analysis, Trendbereinigende fluctuation analysis
- German TV news agency
- German manufacturing and engineering mbH, the extensive ancillary and auxiliary enterprises of the former Wismut, which in 1992 spun off from the bismuth GmbH
- German Photographic Academy
- German Famulantenaustausch, a predecessor organization of the national association of medical students in Germany eV
- DFA (factory), Serbian aircraft manufacturer
- DFA Records, a record label based in New York
- Direct immunofluorescent antibody, antibody assay for detection of pathogens
- Dominica Football Association, the Football Association of Dominica
- Disambiguation
- Abbreviation