| Acronym | Definition |
|---|
| JIO➣Jonah Interagency Office (US DOI) |
| JIO➣Joint Intelligence Organisation |
| JIO➣Joint Interrogation Operations (US DoD) |
| JIO➣Joint Integration Office |
| JIO➣Joint Information Office |
| JIO➣Japan Inspection Organization Co Ltd (Tokyo, Japan) |
| JIO➣Justification for Interim Operation |
| JIO➣Joined Industrial Operations |