JPN
| Acronym | Definition |
|---|---|
| JPN | Japan |
| JPN | Just Plain Nuts |
| JPN | Jabatan Pendaftaran Negara (Malay: National Registration Department; Malaysia) |
| JPN | Journal of Professional Nursing (also seen as JPNU) |
| JPN | Jabatan Perpaduan Negara (Malay: Department of National Unity; Malaysia) |
| JPN | Junge Presse Niedersachsen (German: Young Press Lower Saxony; Hanover, Germany) |
| JPN | Joynt Production Network (est. 1989) |
| JPN | Joint Planning Network |
| JPN | JSIC Peterson Node |