Fan

Fan commonly refers to:


 * Fan (machine), a machine for producing airflow, often used for cooling
 * Hand fan, an implement held and waved by hand to move air for cooling
 * Fan (person), short for fanatic; an enthusiast or supporter, especially with regard to entertainment

Fan, FAN or fans may also refer to:

Music

 * "Fan" (Pascal Obispo song), 2003
 * Fan (Offset song), 2023
 * Fans (album), a 1984 album by Malcolm McLaren
 * "Fans" (song), a 2007 album track on Because of the Times by the Kings of Leon

Other uses in arts, entertainment, and media

 * Fan (2016 film), an Indian Hindi film
 * Fan (2007 film), a Uruguayan drama film
 * Fan, a character in the video game Yie Ar Kung-Fu
 * Fan, a character in the novella A Christmas Carol

Biology

 * Free amino nitrogen, in brewing and winemaking, amino acids available for yeast metabolism
 * Sea fan, a marine animal of the cnidarian phylum

Computing and mathematics

 * Fan (geometry), the set of all planes through a given line
 * Fan (order), a class of preorderings on a field
 * FAN algorithm, an algorithm for automatic test pattern generation
 * Fan triangulation, a fast method to decompose a convex polygon in triangles
 * .fan filename extension for the Fantom (programming language)
 * File area network, a method for file sharing over a network
 * Triangle fan, a data structure to describe polygons in computer graphics
 * Fan, a type of polyhedral complex

Geology
One of several types of fan-shaped deposits of sediment caused by the flow of streams or glacial melt:
 * Abyssal fan, underwater geological structures linked with large-scale sediment deposition.
 * Alluvial fan
 * Outwash plain

People

 * Fan (surname) (Chinese character: 范, pinyin: Fàn), a common Chinese surname
 * Fan Clan, a prominent clan with the above surname during the Spring and Autumn period of China
 * Fán (surname) (Chinese character: 樊, pinyin: Fán), a common Chinese surname
 * Fan, the legendary descendant of the Yellow Emperor claimed as the progenitor of the Su clan in China

Places

 * Fan (river), river in Albania
 * Fan, Albania, municipality in Albania
 * Fan County, in Henan, China
 * Fan district, historic district in Richmond, Virginia
 * Fanling station, Hong Kong; MTR station code FAN

Technology

 * Future Air Navigation System, or FAN, an air traffic control scheme
 * Turbofan, a type of jet engine
 * Winnowing fan, device for winnowing grain

Weapons

 * Japanese war fan, an object used in Japanese feudal warfare, also used in martial arts
 * Korean fighting fan, an object used in Korean martial arts

Other uses

 * Armed Forces of the North, a Chadian rebel army (French: Forces Armées du Nord)
 * Fan (cards), to spread playing cards fanwise
 * Fan (Daoism), 反 philosophical concept of "return; reverse; repeat"
 * Fang language, ISO 639-2 code
 * Nicaraguan Air Force (Spanish: Fuerza Aérea Nicaragüense)