LK
LK or lk may refer to:

Businesses and organizations
Air Luxor, IATA airline code
Marking of Latin Kings (gang)
Luckin Coffee, Chinese coffee house chain (former NASDAQ ticker lk)

Science and technology
System LK, in mathematics, the classical sequent calculus
LK (spacecraft), a Soviet lunar lander

Other uses
LK (index mark code), county Limerick, Ireland, vehicle registration
LK I, a German light tank prototype of the World War I
LK II, a German light tank of World War I
LK-700, a Soviet direct ascent lunar lander program proposed in 1964
The LK, a Swedish indie band
Sri Lanka (ISO 3166-1 alpha-2 country code LK)
.lk, Internet top-level domain for Sri Lanka
En-LK, Sri Lankan English

See also

All pages with titles containing l-K
All pages with titles containing lK
KL (disambiguation)
IK (disambiguation)
1K (disambiguation)
L (disambiguation)
K (disambiguation)