LKN

LKN or lkn may refer to:


 * LKN, the IATA code for Leknes Airport, Nordland county, Norway
 * LKN, the ICAO code for NAM Air, Jakarta, Indonesia
 * LKN, the Indian Railways station code for Lakhminia railway station, Bihar, India
 * lkn, the ISO 639-3 code for Lakon language, Vanuatu
 * Latin Kings (gang), a large Latino and Caribbean street and prison gang