| Abbreviation | Definition |
|---|---|
| FIES | Financiamento Estudantil |
| FIF | Faith In the Family International |
| FIFI | Faith In the Family International |
| FIG | Féderation Internationale des Géomètres |
| FIG | Forest Issues Group |
| FIG | Forth Interest Group |
| FIGHT | Families of Inmates Given Harsh Treatment |
| FIGO | Federation International de Gynecologie et d'Obstetrique |
| FIGT | Families In Global Transition |
| FIM | Foundation for Innovation in Medicine |
| FIMF | Fisch International Microsurgery Foundation, Switzerland |
| FIMSA | Federation of Immunological Societies of Asia-Oceania |
| FINCA | Foundation for International Community Assistance |
| FIND | Foundation for Innovative New Diagnostics |
| FIND | Freelancers Independents Network Directory |
| FIND | Friendly Iris Network Directory |
| FINS | Families In Need of Services |
| FIOB | Franklin Institute Of Boston |
| FIOP | Fundaci Internacional Olof Palme |
| FIP | Foundation for Inner Peace |