Dak
dak stands for:
- Dakota (language) (ISO-639-3 code), Sioux language of the Dakota (people)
DAK stands for:
- German Academy of Arts, see Academy of Arts of the GDR
- German employee health insurance, see DAK health
- German Atomic Energy Commission , former advisory body of the German federal government
- German Africa Corps of the Wehrmacht in World War II
- Diffusion absorption refrigerator
- Digital automatic coupling, see coupling (rail) #Automatic central buffer couplings
- Diplomatic Academy Vienna
Đak is the family name of the following people:
- Živko Đak (1942–2011), Yugoslav or Serbian painter