FRN

FRN may refer to:


 * Bryant Army Heliport, Alaska, US, IATA code
 * Fearn railway station, Scotland, station code
 * Federal Reserve Note, a United States banknote
 * Feminist Radio Network, a United States radio distribution network
 * Feronia Inc., a DR Congo palm oil corporation, TSX stock market code
 * First Nation Airways, Nigeria, ICAO code
 * Floating rate note, bonds that have a variable coupon
 * Food Recovery Network, a US student movement
 * FoodRoutes Network, a US sustainable agriculture group
 * National Reconstruction Front (French: Front pour la Reconstruction Nationale), a political party in Haiti
 * National Renaissance Front (Romanian: Frontul Renașterii Naționale), a defunct political party in Romania
 * National Revolutionary Front (French: Front révolutionnaire national), a political party in Vichy France
 * FCC Registration Number, and entity identifier for the FCC Universal Licensing System (ULS)
 * Federal Republic of Nigeria