GMF
- GM Financial
- GMF AeroAsia
- Galactic magnetic field
- Garantie Mutuelle des Fonctionnaires
- General Motors Foundation
- General mail facility
- Genetically modified food
- German Marshall Fund
- Glia maturation factor
- Global Mayors' Forum
- Graphical Modeling Framework
- Ground Mobile Forces
- Gulf of Mexico Foundation
- John Grant (musician)
- Pale Green Ghosts