| Term | Full Form | Category |
|---|---|---|
| JNR | Jacob and Nathaniel Rothschild | Others |
| JNR | Jaguar National Rally | Others |
| JNR | Jamaica National Reserve | Others |
| JNR | Japan National Railway | Others |
| JNR | Japanese National Railways | Others |
| JNR | Java Native Runtime | Others |
| JNR | Jonas Nad and Ruffa | Others |
| JNR | Journal of Nanoparticle Research | Others |
| JNR | Journal of Negative Results | Others |
| JNR | Journal of Neuroscience Research | Others |
| JNR | Journal of Nursing Research | Others |
| JNR | Jurisdictional and Nested REDD | Others |