KLK

KLK may refer to:


 * Kallikrein
 * Kalokol Airport, Kenya, by IATA code
 * KLK (song), a song by Venezuelan musician Arca, featuring Rosalía
 * KLK anImagine, precursor of Bhutanese animation
 * Kono language (Nigeria), by ISO 639 code
 * Kuala Lumpur Kepong Berhad, Malaysian multi-national company