BJF, BjF or bjf may refer to:

Benzo(j)fluoranthene, an organic compound with the chemical formula C20H12 BJF, the IATA code for Båtsfjord Airport, Norway BJF, the station code for Bjørnfjell Station, Narvik, Norway bjf, the ISO 639-3 code for Jewish Neo-Aramaic dialect of Barzani, Kurdistan