FAI

FAI may refer to:

Arts and entertainment

Food Allergy Initiative, a former American food allergen research organization
FAI Films, a defunct Australian film production company
FAI Insurance, former Australian insurance company
FAI rent-a-jet, a German airline
Financial Access Initiative, an American research consortium
Fondo per l'Ambiente Italiano, the Italian National Trust, an Italian environmental organization
Forschungs- und Arbeitsgemeinschaft Irland e.V., a German society for Irish philately

Broad Left Front (Peru) (Spanish: Frente Amplio de Izquierda), a political coalition in Peru
Federación Anarquista Ibérica, the Iberian Anarchist Federation
Informal Anarchist Federation (Italian: Federazione Anarchica Informale), an insurrectionary anarchist organization
Italian Anarchist Federation (Italian: Federazione Anarchica Italiana)

Fédération Aéronautique Internationale, the world governing body for air sports; it also stewards definitions regarding human spaceflight
Football Association of Ireland, the governing body for association football in the Republic of Ireland
Futsal Association of India, the governing body of state-level futsal

Feel-status minus actual-status inconsistency index, a measurement used to study body image
Femoroacetabular impingement, a hip joint condition
First article inspection, a production validation process
Free androgen index, a ratio used to determine abnormal androgen status in humans
Friendly artificial intelligence
Fully Automatic Installation, Linux distribution automation software