JRN
| Acronym | Definition |
|---|---|
| JRN | Journalism |
| JRN | Journal File |
| JRN | Japan Radio Network |
| JRN | Journal of Research in Nursing (Sage Publications) |
| JRN | Jacketed Round Nose (bullets) |
| JRN | Job Reference Number (shipping) |
| JRN | Job Requisition Number |
| JRN | Jednotka Rychleho Nasazeni (Czech: Rapid Deployment Unit; online gaming clan; Czech Republic) |
| JRN | Jurisdictional Reference Network (Australia) |