BBJ is an acronym for the Boeing Business Jet, a brand of business airplanes made by The Boeing Company.

BBJ or bbj can also refer to:

BBJ, a U.K.-based media company founded by Jerry Buhlmann Bitburg Airport, an airport in Bitburg, Germany, by IATA code Braithwaite, Burn & Jessop Construction Company, a public construction company in India Budapest Business Journal, a Hungarian business magazine Crystal Palace line, a train line in London, England, U.K. Ghomalaʼ language, a language spoken in Cameroon, by ISO 639 code The Bellingham Business Journal, a former business journal based in Bellingham, Washington, U.S. from 1992 to 2020