| Acronym | Definition |
|---|
| IOJ➣IEE (Institution of Electrical Engineers) Online Journal |
| IOJ➣Interest of Justice (legal slang) |
| IOJ➣Islami Oikya Jote (political group; Bangladesh) |
| IOJ➣Institute of Jamaica (est. 1879; Kingston, Jamaica) |
| IOJ➣International Organization of Journalists (Czech Republic) |
| IOJ➣Institute Of Jainology (UK) |
| IOJ➣Indonesia Open Jazz |