TJB may refer to: Herb Alpert and the TJB, the band led by Herb Alpert, an American trumpeter Tuvalian-Julian boundary, a geological time period associated with the Carnian pluvial episode Taejon Broadcasting Corporation, the South Korean regional broadcasting company Raja Haji Abdullah Airport, the IATA code TJB The Jerusalem Bible, an English translation of the Bible published in 1966 TJB Botha, a South African shareholder activist