OJB
| Acronym | Definition |
|---|---|
| OJB | Optical Disk Jukebox |
| OJB | Object Relational Bridge |
| OJB | Ojibway (language) |
| OJB | Online Journal of Bioinformatics (est. 1996) |
| OJB | Orthodox Jewish Bible |
| OJB | Oberaargau Jura Bahn (German; Swiss railway) |
| OJB | Ottawa Jewish Bulletin (est. 1937; newspaper; Canada) |