KLK may refer to:
Kallikrein Kalokol Airport, Kenya, by IATA code Kill la Kill, Japanese anime television series 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