FIF

FIF may refer to:

Sport

 * Frederiksberg IF, a Danish sports club
 * Italian Football Federation, (Italian: formerly Federazione Italiana Football)
 * Ivorian Football Federation (French: Fédération Ivoirienne de Football)

Other uses

 * Falah-e-Insaniat Foundation, Pakistani charity
 * Air Finland, a defunct airline
 * Federation of Irish Fishermen
 * Fetus in fetu, developmental abnormality
 * FiF file format
 * Fife, historic county in Scotland, Chapman code
 * Five Iron Frenzy, an American Christian ska band
 * Forced inspiratory flow
 * Forward in Faith, a movement within the Anglican Communion
 * Falkland Islands Foundation, now part of Falklands Conservation
 * Fight In Flight, an 2018 American animated webseries