| Acronym | Definition |
|---|
| DDAC | Donneur Décédé d'Arrêt Cardiaque (French: Deceased Donor of Cardiac Arrest) |
| DDAC | Dongfeng Dana Axle Co. Ltd. (est. 2005) |
| DDAC | Disney Data & Analytics Conference |
| DDAC | Diverses Dispositions d'Adaptation au Droit Communautaire (French: Various Provisions of Adaptation to Community Law) |
| DDAC | Der Deutsche Automobil-Club (German Automobile Club) |
| DDAC | Diversity Development Advisory Committee (advertising industry) |
| DDAC | Dialkyl Dimethyl Ammonium Chloride |
| DDAC | Derbyshire Dog Agility Club (UK) |
| DDAC | Developmental Disabilities Advisory Council (Arizona) |
| DDAC | Dire Dawa Administrative Council (Ethiopia) |