| Acronym | Definition |
|---|
| GRPA | Georgia Rail Passenger Authority |
| GRPA | Guyana Rice Producers Association |
| GRPA | Georgia Recreation and Park Association (Conyers, GA) |
| GRPA | Guyana Responsible Parenthood Association |
| GRPA | Gray Partridge (Perdix perdix) |
| GRPA | Generalized Random-Phase Approximation |
| GRPA | Government Relations and Public Affairs |
| GRPA | General Retirement & Pension Authority (Qatar) |
| GRPA | Governmental Relations and Public Affairs |
| GRPA | Groundwater Recharge Protection Area |
| GRPA | Group Reporting Production and Analysis |
| GRPA | Gamescape Role-Players Anonymous |
| GRPA | Georgia Rail Passenger Association |
| GRPA | Graphical Remote Process Analyzer |
| GRPA | Greater Rochester Photonics Alliance |
| GRPA | Green Parakeet |
| GRPA | Generic Requirements Participation Agreement |
| GRPA | Gas Resources Preservation Act (Canada) |
| GRPA | gentamicin-resistant Pseudomonas aeruginosa |
| GRPA | General Risk Prediction Analysis |
| GRPA | Granite Reef Picnic Area (Arizona) |
| GRPA | Greenville Radiography Professional Association |
| GRPA | Grand Rapids Punk Association |
| GRPA | Ghost Recon Players Association |
| GRPA | Golden Reef Pigeon Association (South Africa) |
| GRPA | Greenville Radiology PA |
| GRPA | Groundwater Resource Protection Area |
| GRPA | Georgia Recreation Professionals Association |
| GRPA | Gravel River Planning Area (Ontario, Canada) |
| GRPA | Gerontology Public Administration (course) |
| GRPA | Golf Residential Policy Area (New Zealand) |