ALK
# ALK

ALK or Alk may refer to:

* ALK Airlines, a Bulgarian charter airline
* Anaplastic lymphoma kinase, a human gene
* Alk-, a root word used in organic chemistry
* Alaska Air Group ticker symbol
* Aslockton railway station, Nottinghamshire, England, National Rail code
* ALK or ALK-Abelló, a Danish pharmaceutical company
* Automated lamellar keratoplasty, a type of eye surgery
* Alk, Albania, a village
* Alk, Iran, a village in Kurdistan Province
* Alk-e Kohneh ("Old Alk"), a village in Kurdistan Province, Iran
* SS Alk, a German cargo ship in service 1928–45
* A sailing ship renamed as Albatross
* ALK, the ICAO Code for SriLankan Airlines
