Sri Lanka, ISO 3166-1 alpha-2 country code LK.lk, Internet country code top-level domain (ccTLD) for Sri LankaAir Luxor, IATA airline code LKLimerick, LK is the code for the Irish County.
As an abbreviation
Little Killers, a former band project of Trash Money guitarist Molly Dolittle SladeLech Kaczyński, president of Poland between 2005–2010Latin Kings (gang), an urban street gangLow kick, a kick which is lowLanky Kong, a member of the Kong family in the Donkey Kong video game series first introduced in Donkey Kong 64Letterkenny, a town in County Donegal, Ultster, IrelandLate Cretaceous, coming from the German word for Cretaceous, which starts with K.
Other
LK Lander, a Soviet lunar landerThe LK, a Swedish indie bandLK system, the classical sequent calculus
