DDF

DDF may refer to:

Biology and medicine

 * Digestive Disorders Foundation, a British medical research charity
 * (N,N- d imethyl-amino)-benzene d iazonium- f luoroborate, a photoaffinity probe that competes with acetylcholine for receptor binding
 * Sulfoxone, an anti-leprosy drug sold under “DDF” brand

Technology

 * Digital distribution frame, a device which terminates digital data streams, allowing arbitrary interconnections to be made
 * 4,4'-Dinitro-3,3'-diazenofuroxan, an experimental high explosive
 * Disk Data Format, a structure describing how data is formatted across disks in a RAID group

Other uses

 * Demographic Development Fund, Georgian think tank
 * Dicastery for the Doctrine of the Faith, a Rome-based Catholic institution
 * Drop Dead Fred, a 1991 fantasy comedy film
 * Dubai Duty Free, a duty-free retailer