ABJ may refer to:
ABJ (motorcycle), a 1950s bike built by AB Jackson Cycles of Birmingham, England Abaeté Linhas Aéreas, Brazilian airline (ICAO code ABJ) Adler–Bell–Jackiw anomaly, in theoretical physics Aka-Bea language (ISO 639 code "abj") Anything But Joey, a pop-rock band Bachelor of Arts in Journalism, a degree Félix-Houphouët-Boigny International Airport in District of Abidjan, Ivory Coast (IATA airport code ABJ)
See also
AB (disambiguation) BJ (disambiguation)