| 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 |