RINA
| Acronym | Definition |
|---|---|
| RINA | Registro Italiano Navale |
| RINA | Royal Institution of Naval Architects |
| RINA | Royal Institute of Navigation (UK; est. 1947) |
| RINA | Research Institute for New Americans (New York, NY) |
| RINA | Resident Inspector of Naval Aircraft (US Navy) |
| RINA | Rooney Ida Nolt Ahern (accountancy corporation) |