ACN
# ACN

ACN may refer to:

* Accenture, professional services company, listed on the NYSE as ACN
* Achang language, a Tibeto-Burman language of China
* Achnasheen railway station, UK, National Rail code
* Acineta, a genus of orchid
* ACN Inc., multi-level marketing company providing telecommunications and other services
* Action Congress of Nigeria, political party of Nigeria
* Africa Cup of Nations, biennial football tournament
* Hockey Africa Cup of Nations, biennial field hockey tournament
   * Men's Hockey Africa Cup of Nations
   * Women's Hockey Africa Cup of Nations
* Agencia Carabobeña de Noticias, news agency, Valencia, Venezuela
* Agència Catalana de Notícies, news agency, Barcelona, Spain
* Agenzia per la Cybersicurezza Nazionale, Italian cybersecurity agency, Rome, Italy
* Aid to the Church in Need, Catholic charity in Königstein im Taunus, Germany
* Aircraft Classification Number, pavement load of an aircraft
* Algebraic chess notation, the standard notation for recording chess games
* American Collectibles Network, former name for Jewelry Television, US
* Andean Community of Nations, free trade area
* Anglican Communion Network, network of Anglican and Episcopalian dioceses and parishes
* ante Christum natum, seldom-used Latin equivalent of BC
* Architecture for Control Networks, network protocol for theatrical control
* Atlantis Cable News, fictional news channel on The Newsroom (American TV series)
* Australian Company Number, unique identifier for companies registered in Australia
* Ciudad Acuña International Airport, an airport in Ciudad Acuña, Mexico

## Chemistry

* Acetonitrile, $CH_3CN$
* Acrylonitrile, $CH_2CHCN$
