KKN

KKN may refer to:
 * Kirkenes Airport, Høybuktmoen (IATA airport code)
 * Kirknewton railway station
 * Kyōran Kazoku Nikki, a Japanese light novel, manga, and 2008 anime series
 * Niederaichbach Nuclear Power Plant, a decommissioned HWGC reactor in Bavaria
 * Kanda, Kodža i Nebojša, a Serbian rock/reggae band
 * "korupsi, kolusi, nepotisme" (corruption, collusion and nepotism) in New Order (Indonesia) governance vernacular