| Abbreviation | Definition |
|---|---|
| GOC | Group Operating Committee |
| GPC | General Practitioners Committee |
| GPC | Global Powerlifting Committee |
| GPCC | Generic Promotion Coordinating Committee |
| GPCC | Governors Programme Complaints Committee |
| GPCC | Gujarat Pradesh Congress Committee |
| GPEC | Global Planning Education Committee |
| GPSC | Graduate and Professional Studies Committee |
| GPWC | Gibraltar Port Welfare Committee |
| GRAC | Game Rating and Administration Committee |
| GRAC | Global Roster Assessment Committee |
| GRCCC | Georges River Combined Councils Committee |
| GROC | Group Risk Oversight Committee |
| GRRC | Golden Rule Review Committee |
| GRSC | Grievance Redress and Settlement Committee |
| GSOC | Graduate Student Organizing Committee |
| GSSLC | Graduate Staff Student Liaison Committee |
| GTTC | Government Technology and Telecommunications Committee |
| GTTC | Ground Testing Technical Committee |
| GYLPAC | Gay Youth Leadership Political Action Committee |