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
Language Kalaallisut language (ISO 639 alpha-2 language code "kl") Kl (digraph), used in the Zulu language to write /kʟ̥ʼ/ or /kxʼ/
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) 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)