IFD
IFD may stand for:

Culture 
 I Fight Dragons, a Chicago-based  band
 Independent Film Distributors, UK

Technology 
 I-Frame Delay, in MPEG video
 Image File Directory, in the Exchangeable image file format (Exif)

Organisations 
 Indianapolis Fire Department, Indiana, US
 Information Flow Diagram

Other uses 
 Ideal free distribution, of animals around resources
 Ilford railway station, England, station code
 Indentation force deflection, test of memory foam