GRCA
| Acronym | Definition |
|---|---|
| GRCA | Grand Canyon National Park (US National Park Service) |
| GRCA | Golden Retriever Club of America |
| GRCA | Grand River Conservation Authority (Canada) |
| GRCA | International Glassfibre Reinforced Concrete Association (trade association; UK) |
| GRCA | Girls Rock Camp Alliance (Philadelphia, PA) |
| GRCA | Ganaraska Region Conservation Authority |
| GRCA | Governance, Risk, and Compliance Auditor (certification) |
| GRCA | Golden Retriever Club of Alberta (Canada) |
| GRCA | Ground Reference Coverage Area |