| Abbreviation | Definition |
|---|---|
| GELF | Global Education and Leadership Foundation |
| GERF | Green Earth Research Foundation |
| GF | Gerry Foundation |
| GFA | Good Foundations Academy |
| GFAA | Guitar Foundation of America Archive |
| GFCF | Glaser Family Charitable Foundation |
| GFF | Grain Foods Foundation |
| GFF | Grenade Free Foundation |
| GFMR | Glenn Foundation for Medical Research |
| GFOE | Global Foundation for Ocean Exploration |
| GFP | Grail Foundation Press |
| GFPT | Georgia Foundation for Physical Therapy |
| GFS | Global Foundation Services |
| GFWF | Global Future of Work Foundation |
| GGF | Good Governance Foundation |
| GGIF | Good Governance India Foundation |
| GGRF | Girls Gotta Run Foundation |
| GHDF | Global Humanitarian and Development Foundation |
| GHDF | Green Home Development Foundation |
| GHF | Gale Healthcare Foundation |