FPI

FPI may refer to:

Government and politics

• Federal Prison Industries, a US government corporation which employs prison labor
• Foreign Policy Initiative, an American think tank
• Foreign Policy Institute, a Turkish think tank
• The Foreign Policy Institute, a research institute at Johns Hopkins University
• Islam Defenders Front (Indonesian: ), an Indonesian political organization
• Ivorian Popular Front (French: )
• The Service for Foreign Policy Instruments, a service of the European Commission

Science, engineering and mathematics

• Fabry–Pérot interferometer
• Fast probability integration, a method used in reliability engineering
• Fixed-point iteration
• Fluorescent penetrant inspection
• Formal Public Identifier
• Freiburger Persönlichkeitsinventar, a psychological personality test

Other uses

• Family and Parenting Institute
• Faridpur Polytechnic Institute
• Football Power Index
• Force Protection Inc, an American military vehicle manufacturer
• Foreign portfolio investment
• Free Press of India
• Frunze Polytechnic Institute, now Kyrgyz Technical University