ACF

ACF or acf may refer to:

Organizations

Active Citizen Force, temporary conscripts and volunteers in the South African Army

Australian Chess Federation, the governing body for chess in Australia
Australian Conservation Foundation, an Australian non-profit organisation promoting ecological sustainability

Action contre la Faim or Action Against Hunger, global humanitarian organization
ACF Fiorentina, Associazione Calcio Fiorentina, Italian football club
Anti-Corruption Foundation, NGO led by Russian opposition figure Alexei Navalny
Army Cadet Force, British youth organisation that offers progressive military training to boys and girls aged 12 to 18
Ateliers et Chantiers de France, defunct French shipyard
Automobile Club of France, men's club located on Place de la Concorde in Paris

Academic Competition Federation, an unincorporated non-profit organization that runs collegiate quizbowl tournaments
Administration for Children and Families, the operating unit of the US Department of Health and Human Services
Adventist Christian Fellowship, the collegiate ministry of the Adventist church in North America
American Car and Foundry Company, a manufacturer of railroad rolling stock since 1899, now known as ACF Industries
American Checker Federation, a non-profit organization governing the game of American checkers in the US
American Culinary Federation, a professional chefs' organization established in 1929

Access Control Facility, a prototype of the ACF2 third-party security software for IBM OS/VS
Advanced Communication Function, a family of products for telecommunications programs on some IBM computers replacing IBM Network Control Program, and ACF/VTAM
Anisotropic conductive film, a conductive adhesive system used in the electronics industry
Autocorrelation function, a mathematical tool used in signal processing

ACF (gene), a human gene
Aberrant crypt foci, a preneoplastic lesion on the mucosa of the colon or rectum
Antecubital fossa, an area on the anterior of the elbow joint of the human arm, and a common site for cannulation
Asymmetric crying facies, a minor congenital anomaly

2-Acetylfuran, a substance with a low melting point and a high boiling point
African clawed frog, a species of South African aquatic frog of the genus Xenopus
Algebraically closed field, an algebraic structure
Meade Advanced Coma-Free telescope design

ACF River Basin, Apalachicola-Chattahoochee-Flint River Basin in the southeastern US
Aircraft railway station, station code, Melbourne
Saint Lucian Creole French (ISO 639:acf), a French-based creole language spoken in Saint Lucia and Dominica
Aral Talim Airport, IATA code ACF