DKK

DKK may refer to:


 * Danish krone, by ISO 4217 currency code
 * Deutsches Klima-Konsortium, see German Climate Consortium
 * Dickkopf, a gene and protein family with roles in embryonic development in animals
 * Dil Kya Kare, a 1999 Hindi film
 * Dakka language of Sulawesi, Indonesia (ISO code: dkk)
 * Chautauqua County/Dunkirk Airport, New York State (IATA code: DKK)