FDI

FDI may refer to:

Finance

 * 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

 * Field Device Integration, an International Electrotechnical Commission standards
 * Flexible Display Interface
 * Formatted Disk Image, part of the Unified emulator format

Health and medicine

 * FDI World Dental Federation
 * First dorsal interosseous, muscle in the hand

Other uses

 * 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