DK
DK (or variants) may refer to:
Places
Denmark, a country in northern Europe (ISO 3166-2 country code DK, licence plate code DK)
Dakshina Kannada, a district in Karnataka, India
Democratic Kampuchea, the government of present-day Cambodia from 1975–1979
Science and technology
Decikelvin (dK), an SI unit of thermodynamic temperature
DK (automobile), a Danish automobile from the early 1950s
.dk, the country code top-level Internet domain for Denmark
Relative permittivity of a Dielectric
DK (video game), Donkey Kong
Dungeon Keeper, a 1997 strategy video game
Music
DK (band), the Soviet rock band
Deekay, a music production team
Danity Kane, an American female music group
Darren Knott, British disc jockey and record producer
Dead Kennedys, American punk band
Decory Kenner, member of the hip-hop group GS Boyz
People
Darryl Kile (1968–2002), American professional baseball pitcher
Diels–Kranz, a collection of quotations from and reports about Presocratic philosophers
Dinesh Karthik (born 1985), Indian cricketer