| Acronym | Definition |
|---|
| FIA | Federation Internationale de l'Automobile (body governing auto racing/sport) |
| FIA | Futures Industry Association |
| FIA | Family Independence Agency |
| FIA | Flow Injection Analysis |
| FIA | Fundação Instituto de Administração (Portugese: Foundation Institute of Administration) |
| FIA | Fundacion para la Innovacion Agraria (Spanish, Chile) |
| FIA | Federal Investigation Agency (Pakistan) |
| FIA | Freedom of Information Act |
| FIA | Forest Investment Account |
| FIA | Forest Inventory & Analysis |
| FIA | Fitness Industry Association (Great Britain) |
| FIA | Fluoroimmunoassay |
| FIA | Federal Insurance Administration |
| FIA | Federation of Indian Associations |
| FIA | Forging Industry Association |
| FIA | Federação Internacional de Automobilismo |
| FIA | Farnborough International Airshow |
| FIA | Financial & Investment Advisers (New Zealand) |
| FIA | Federacion Interamericana de Abogados (Inter-American Bar Association) |
| FIA | Fellow of the Institute of Actuaries (UK) |
| FIA | Flint Institute of Arts (Michigan) |
| FIA | French in Action |
| FIA | Facultad de Ingeniería y Arquitectura |
| FIA | Fixed Indexed Annuity (finance, insurance) |
| FIA | Future Imagery Architecture |
| FIA | Fundação para a Infância e Adolescência (Portugese: Foundation for Infancy and Adolescence) |
| FIA | Fundraising Institute of Australia |
| FIA | Federação Internacional do Automóvel |
| FIA | Financial Intelligence Agency |
| FIA | Feline Infectious Anemia |
| FIA | Footwear Industries of America (now part of American Apparel and Footwear Association) |
| FIA | Familial Intracranial Aneurysm |
| FIA | Family Investment Administration |
| FIA | Federal Investigation Authority (Pakistan) |
| FIA | Fitness Institute Australia |
| FIA | File Integrity Assessment (CSI) |
| FIA | Federación Internacional de Actores (International Federation of Actors) |
| FIA | Friends in Adoption |
| FIA | Forensic Investigative Associates |
| FIA | Federação Interamericana de Advogados |
| FIA | Factory Insurance Association |
| FIA | Fiberoptic Industry Association (cable installers, component suppliers, training providers) |
| FIA | Feira Internacional do Artesanato |
| FiA | Fisheries Administration (Cambodia) |
| FIA | Faculdade Interação Americana |
| FIA | Fylkesbiblioteket I Akershus |
| FIA | Fire Island Association (New York) |
| FIA | Financial Inventory Accounting |
| FIA | Fabbrica Italiana d'Arte |
| FIA | Face in Action |
| FIA | Future Imaging Architecture |
| FIA | Farm Income Averaging |
| FIA | First in America |
| FIA | Filipinos in Alliance |
| FIA | Foire International d'Alger (French: Algiers International Fair) |
| FIA | Funds-In Agreement |
| FIA | Forum d'Innovations d'Apprentissage (French: Learning Innovations Forum) |
| FIA | Fresh Interactive AG |
| FIA | Fuel Ignition Analyzer |
| FiA | FirmenAbonnement |
| FIA | Federation Inter-Americaine des Avocats |
| FIA | Festival Intercélticu d'Avilés |
| FIA | Flight Information Area |
| FIA | Fukushima International Association |
| FIA | Friends of India Association |
| FIA | Flexible Investment Annuity (Insurance; the Principal Financial Group) |
| FIA | Fluid Inclusion Analysis |
| FIA | Flanders International Airport (Belgium) |
| FIA | Fluid Industrial Associates, Inc |
| FIA | Financiele Informatie en Administratie |
| FIA | Fundamental Iterative Algorithm |
| FIA | Foreign Investment Activities |
| FIA | Forschungsstelle für Internationale Agrar- und Wirtschaftsentwicklung eV (German: Research Association for Agrarian and Economic Development) |
| FIA | Feria Industrial del Atlántico |
| FIA | Fashion Industries Association |
| FIA | Financial Investment Alliance |
| FIA | Family Issues Alert (Focus on the Family) |
| FIA | Financial Insurance Advisors |
| FIA | First Intelligent Array, Inc |
| FIA | functional interoperability architecture (US DoD) |
| FIA | Fallen in Action (obsolete) |
| FIA | False Independence Assumption |
| FIA | Flame Ionization Analysis |
| FIA | Force Integration Analysis |
| FIA | Federal Investigators Association |
| FIA | Functional Interface Activity |
| FIA | Fixed Incident Angle |
| FIA | Fault Isolation Assistant |
| FIA | Finikas Ammochostou Investments Ltd |
| FIA | Federazione Italiana Arbitri (Italy, soccer) |