DFD

DFD may refer to:


 * Dancing Ferret Discs, a record label
 * Dartford railway station, Kent, England (National Rail code)
 * Data flow diagram
 * Demokratischer Frauenbund Deutschlands DDR (Democratic Women's League of Germany in the GDR)
 * Dallas Fire Department
 * Denver Fire Department
 * Detroit Financial District
 * Detroit Fire Department
 * Direct Fusion Drive, a conceptual nuclear-fusion rocket engine
 * Document Freedom Day, promoting Open Standards
 * Dog Fashion Disco, an American metal band
 * Album by Dumbfoundead
 * Dyfed, preserved county in Wales, Chapman code
 * Köppen climate classification
 * Dietrich Fischer-Dieskau, a German baritone known primarily for his vast recordings of Lieder