| Acronym | Definition |
|---|
| BCJ | Building Center of Japan (est. 1965) |
| BCJ | Bachelor of Criminal Justice (academic degree) |
| BCJ | Bandwidth Change Reject |
| BCJ | Biblia Católica para Jóvenes (Spanish: Catholic Bible for Youth) |
| BCJ | Bohlin Cywinski Jackson (architectural firm) |
| BCJ | Bach Collegium Japan |
| BCJ | Banque Cantonale du Jura (French: Jura Cantonal Bank; Switzerland) |
| BCJ | Bureau de Consultation Jeunesse (French: Office of Youth Consultation; Canada) |
| BCJ | British Columbia Judgements (Canada) |
| BCJ | Brennan Center for Justice (New York University) |
| BCJ | Bachelor of Communication and Journalism |
| BCJ | Basket Club Jeunesse (French: Youth Basketball Club; Ressaix, Belgium) |
| BCJ | Bureau de Coordination des Jeunes (French: Office for Coordination of Youth; est. 2001) |
| BCJ | Basket Club Jouannais (French basketball club) |