GCF
- Antillean Creole
- Gauche Communiste de France
- Gender critical feminist
- Georgian Co-Investment Fund
- Global Certification Forum
- Global Climate Forum
- Good Clean Fun (band)
- Good Clean Fun (disambiguation)
- Google Chrome Frame
- Governors' Climate and Forests Task Force
- Grand Council of Fascism
- Greatest common factor
- Green Climate Fund
- Guam Cycling Federation
- Gun Carriage Factory Jabalpur
- Guyana Chess Federation