| Acronym | Definition |
|---|
| CGGC➣Cyngor Gweithredu Gwirfoddol Cymru (Welsh: Wales Council for Voluntary Action; UK) |
| CGGC➣Churches of God General Conference (Findlay, OH) |
| CGGC➣China Gezhouba Group Corporation |
| CGGC➣Center for Graphics and Geometric Computing (Technion, Haifa, Israel) |
| CGGC➣Comparative Grass Genomics Center |
| CGGC➣Chiangmai Gymkhana Golf Course (Thailand) |