KNS

KNS or kns may refer to:


 * King Island Airport, Tasmania, Australia, IATA airport code KNS
 * Kennishead railway station, Glasgow, Scotland, station code KNS
 * Kensiu language, an Austro-asiatic language, ISO 639-3 code kns
 * Royal Norwegian Yacht Club (Kongelig Norsk Seilforening), in Oslo, Norway