| CGRS | Capitol Graduate Research Summit 
| Others |
| CGRS | Center for Gender and Refugee Studies
| Others |
| CGRS | Center for Global and Regional Studies
| Others |
| CGRS | Center for Global Resilience and Security
| Others |
| CGRS | Center for Global Risk and Security
| Others |
| CGRS | Certified Genealogical Record Specialist
| Others |
| CGRS | Certified Genealogical Records Specialist
| Others |
| CGRS | Chorological Grid Reference System
| Others |
| CGRS | Coast Guard Radio Station
| Others |
| CGRS | Coast Guard Radio Station (Canada)
| Others |
| CGRS | Columbus Garden Railway Society
| Others |
| CGRS | Commission for Global Road Safety
| Others |
| CGRS | Common Geographic Reference System
| Others |
| CGRS | Common Grid Reference System
| Others |
| CGRS | Common Ground Resolution Services
| Others |
| CGRS | Community of Graduate Research Scholars
| Others |
| CGRS | Complaint Grievance Response System
| Others |
| CGRS | Corporate Governance Rating System
| Others |
| CGRS | Corporate Governance Ratings System
| Others |
| CGRS | Cosworth Genesis Racing Series
| Others |