| Abbreviation | Definition |
|---|---|
| GTF | Global Timber Forum |
| GTRF | Global Tobacco Regulators Forum |
| GUFF | Good Used Furniture Finds |
| GUFI | Gleeble Users Forum India |
| GWCF | Gas Wholesale Consultative Forum |
| GWF | Geospatial World Forum |
| GWF | Global Workplace Forum |
| GWPF | Global Warming Policy Forum |
| GYLF | GLOBSEC Young Leaders Forum |
| HAF | Hispanic AIDS Forum |
| HCAF | Hampshire Countryside Access Forum |
| HDCF | Hyderabad Director CEO Forum |
| HEF | Higher Education Forum |
| HFLE | Horloge Forum Limited Edition |
| HFMC | Heidelberg Forum of Molecular Catalysis |
| HFRF | Hammersmith and Fulham Refugee Forum |
| HHF | Houston Hispanic Forum |
| HIF | Hospital Insurance Forum |
| HLPP | High-Level Parallel Programming and Applications |
| HMPF | Headache and Migraine Policy Forum |