NBK

NBK may refer to any one of the following:
 * Nabeya Bi-tech Kaisha, a Japanese company
 * Nandamuri Balakrishna, an Indian actor and Politician
 * National Bank of Kenya
 * National Bank of Kuwait
 * Natural Born Killers, a 1994 motion picture
 * Natural Born Killers also "inspired" many copycat crimes often attributed to the film
 * Neuer Berliner Kunstverein, the New Berlin Art Association
 * Nordhordland B.K., a Norwegian football club
 * Suvarnabhumi Airport, Bangkok, Thailand, temporary IATA code c.2006
 * Nastyboy Klick, the former name of hip hop group NB Ridaz
 * Nükleer Başlıklı Kız, a Turkish band from Ankara
 * A type of identifier used by NCBI Bookshelf