| Abbreviation | Definition |
|---|---|
| GRAA | Game Rangers Association of Africa |
| GRAA | Game Rangers' Association of Africa |
| GRBG | Garden Route Botanical Garden (South Africa) |
| GRiSP | Global Rice Science Partnership |
| GSOA | Greenstone Support Organization for Africa |
| GTIA | Global Trade Institute for Africa |
| GWAM | Ghana West Africa Missions |
| GWE | Gesellschaft für Wissenschaftliche Entwicklung |
| HAAD | Horn of Africa Action for Development |
| HAAR | Hate African American Recognition |
| HAASA | Holland Alumni Association of South Africa |
| HAASA | Holland Alumni Association South Africa |
| HAAZ | God Sent |
| HACI | Hope for African Children Initiative |
| HAEC | HBCU Africa Education Coalition |
| HAFW | Hub of Africa Fashion Week |
| HARO | Humanitarian African Relief Organization |
| HASA | Hamline African Student Association |
| HASAN | Harvard African Students Alumni Network |
| HAUM | Hollandsche Afrikaanse Uitgeweers Maatschappij |