FDI may refer to:
Finance edit
- fDi magazine, a British foreign direct investment publication
- Federal Deposit Insurance Corporation, a United States government corporation
- Foreign direct investment, purchase of an asset in a country by another country's company
Computing edit
Health and medicine edit
- FDI World Dental Federation
- First dorsal interosseous, muscle in the hand
Other uses edit
- Fault detection and isolation, in control engineering
- Brothers of Italy (FdI, from the Italian name Fratelli d'Italia), an Italian political party
- Films Division of India, a government-owned film production company in India
- Foundation for Democracy in Iran, a US-based Iranian dissident organization
- Frégate de défense et d'intervention, a class of frigates of the French Navy