DNK is an acronym. It can be used to refer to:

• Denmark, a country in Europe (ISO 3166-1 country code)
• Dnipropetrovsk International Airport, an airport in Dnipro, Ukraine (IATA airport code)
• Deutsches Nationalkomitee Biologie, a German scientific non-profit and non-governmental organisation, representing German biologists on an international level.

• St. Hanshaugen-Ulleval
• St. Hans Priory, Viborg
• S. Thanu
• Sthapati
• Sthapatya
• Sthapatya Shastra
• S. Tharanga
• St Hardulf
• St Hardulph
• Sthayi
• St.Hebron, Florida
• St. Hebron, Florida
• St. Hedwig Cemetery (disambiguation)
• St. Hedwig Parish, Cambridge
• St. Hedwig Parish, Southbridge
• St. Hedwig Parish, Union City
• St. Hedwig's in Chicagoo
• St.Hedwigs Kathedrale
• St. Hedwig's Roman Catholic Church
• Sthefany brito
• Sthefany Brito
• Sthefany de Brito
• Stheino
• St. Helarus
• St-Helena