KL, kL, kl, or kl. may refer to:
Businesses and organizations
- KLM, a Dutch airline (IATA airline designator KL)
- Koninklijke Landmacht, the Royal Netherlands Army
- Kvenna Listin ("Women's List"), a political party in Iceland
- KL FM, a Malay language radio station
Places
- Kaiserslautern, Germany (license plate code KL)
- Kerala, India (ISO 3166-2:IN sub-code KL)
- Kirkland Lake, Ontario, Canada
- Kowloon, Hong Kong
- Kuala Lumpur, Malaysia
Science, technology, and mathematics
- KL engine, version of the Mazda K engine
- Klepton (kl.), a type of species in zoology
- Kiloliter (kL), a unit of volume
- Kullback–Leibler divergence in mathematics
- KL (gene), a gene which encodes the klotho enzyme in humans
Other uses
- Jeep Cherokee (KL)
- Kalaallisut language (ISO 639 alpha-2 language code "kl")
- Kl (digraph), used in the Zulu language to write /kʟ̥ʼ/ or /kxʼ/
- Konzentrationslager, or concentration camp, abbreviated KZ or KL
- KL: A History of the Nazi Concentration Camps, a book by Nikolaus Wachsmann
See also
- KL Gangster, a 2011 Malaysian action film
- K1 (disambiguation)
- KI (disambiguation)