- DOJ stands for Department Of Justice
- DOJ stands for Duck of Justice (police department mascot; Bangor, ME)
- DOJ stands for Day of Judgement
- DOJ stands for Date of Joining (human resources)
- DOJ stands for Dermatology Online Journal (est. 1995)
- DOJ stands for Defender of Justice (comic)
- DOJ stands for Double Offset Joint (automotive)
DOJ