DKK Views 8 meanings found DKK is the ISO code for the Danish krone, and it is also used informally for fictional groups like Dragoon Knight Kain, as well as the IATA code for Dunkirk Airport in New York. Miscellaneous Dragoon Knight Kain Dark Knight Killers Dansk Kennel Klub Donkey Kong Koins D K Kamau Regional Danish Krone Dunkirk Airport, Dunkirk, New York USA Business Danish Kroner