FR

FR or fr may refer to:

Places

 * France (ISO 3166-1 alpha-2 and NATO code)
 * Freiburg (vehicle registration code FR), Germany
 * Freistadt (vehicle registration code FR), Austria
 * Frontier Regions, a group of small administrative units in the Federally Administered Tribal Areas, Pakistan
 * Province of Frosinone (ISO 3166-2:IT code FR), Italy
 * Canton of Fribourg (ISO 3166-2:CH code FR), Switzerland

Science and technology

 * Ryan FR Fireball, a mixed-power US Navy fighter aircraft
 * Flame retardant
 * Flash release, a technique used in wine pressing
 * Francium (symbol Fr), a chemical element
 * Franklin (unit) (Fr), a unit of electrical charge
 * Front-engine, rear-wheel-drive layout, of an automobile design
 * Froude number ($Fr$), in physics
 * Front Right (FR), one of the speakers in 5.1 surround sound

Biology and medicine

 * French catheter scale, a scale for medical catheters
 * Elias Magnus Fries (1794–1878; author abbreviation Fr.), Swedish mycologist and botanist

Computing

 * .fr, the Internet country code top-level domain for France
 * Fujitsu FR (Fujitsu RISC), a microprocessor
 * fr-, product code prefix used by Farbrausch, e.g. fr-019
 * Full Rate, a speech coding standard used in GSM


 * Adobe Fresco, an Adobe software

Publications

 * Frankfurter Rundschau, a German newspaper
 * Federal Register, a US government official journal

Titles

 * Father (honorific), a title for a Catholic clergyman, especially a priest
 * Frater (Fr.), in Roman Catholicism, a monk who is not a priest
 * Fr., a title by male members of organisations such as Ancient Mystical Order Rosae Crucis

Transportation

 * Ryanair (IATA code: FR), an Irish ultra low-cost airline
 * Ffestiniog Railway, a tourist attraction in Gwynedd, Wales
 * Furness Railway, an early British railway company

Other uses

 * French language (ISO 639 alpha-2 code: fr)
 * Franc, a unit of currency
 * Friday, the 6th day of week


 * Formula Regional, a class of open-wheel racing
 * Formula Renault, a racing class
 * "For real?", in SMS language