{{Wiktionary|Union|union}} '''Union''' commonly refers to:
* Trade union, an organization of workers * Tenants union, an organization of renters * Union (set theory), in mathematics, a fundamental operation on sets
'''Union''' may also refer to: {{TOC right}}
==Arts and entertainment== ===Music=== * Union (band), an American rock group ** ''Union'' (Union album), 1998 * ''Union'' (Chara album), 2007 * ''Union'' (Toni Childs album), 1988 * ''Union'' (Cuff the Duke album), 2012 * ''Union'' (Paradoxical Frog album), 2011 * ''Union'', a 2001 album by Puya * ''Union'', a 2001 album by Rasa * ''Union'' (Son Volt album), 2019 * ''Union'' (The Boxer Rebellion album), 2009 * ''Union'' (Yes album), 1991 * "Union" (Black Eyed Peas song), 2005
===Other uses in arts and entertainment=== * ''Union'' (film), a labor documentary released in 2024 * ''Union'' (Star Wars), a Dark Horse comics limited series * Union, in the fictional Alliance–Union universe of C. J. Cherryh * ''Union (Horse with Two Discs)'', a bronze sculpture by Christopher Le Brun, 1999–2000 * The Union (Marvel Team), a Marvel Comics superhero team and comic series
==Education== * Union Academy (disambiguation), the name of several institutions * Union College (disambiguation), the name of several institutions * Union Institute & University, in Ohio, U.S. * Union Presbyterian Seminary, in Virginia, U.S. * Union Public Schools, a school district in Oklahoma, U.S. * Union School of Theology, in Wales * Union Theological College, in Northern Ireland * Union Theological Seminary (disambiguation), the name of several institutions * Union University (disambiguation), the name of several institutions
==History and politics== {{see also|Union Party (disambiguation)}} * Economic union, a type of trade bloc * Perpetual Union, a feature of the Articles of Confederation and Perpetual Union, which established the United States of America as a political entity * Political union, a type of state which is composed of or created out of smaller states * Personal union, the combination of two or more states that have the same monarch * Poor law union, a former unit of local government in the United Kingdom * Real union, a union of two or more states, which share some state institutions * CDU/CSU, or the Union, a German political alliance * Union (American Civil War), U.S. states that were loyal to the U.S. federal government * Union (Hungarian-German trade union council) * Union (Madagascar), a political party
==Places== {{see also|Union Station (disambiguation)|Union Township (disambiguation)}} ===Canada=== * Union, Elgin County, Ontario * Union, Leeds and Grenville United Counties, Ontario * Union, Nova Scotia * Union, Prince Edward Island
===United States=== {{see also|Union City (disambiguation)|Union County (disambiguation)|Union Township (disambiguation)}} * Union, Alabama * Union, Connecticut * Union, Illinois * Union, Logan County, Illinois * Union, Indiana * Union, Iowa * Union, Kentucky * Union, Louisiana * Union Parish, Louisiana * Union, Maine * Union, Mississippi * Union, Missouri, in Franklin County * Union, Clark County, Missouri * Union, Nebraska * Union, New Hampshire * Union (CDP), New Jersey * Union (hamlet), New York, in Madison County * Union, New York, in Broome County * Union, Ohio, a city in Montgomery and Miami Counties * Union, Oregon * Union, Pennsylvania (disambiguation) * Union, South Carolina * Union, Texas * Union, Virginia * Union, Washington * Union, West Virginia * Union, Barbour County, West Virginia * Union, Wisconsin (disambiguation) * Union Township, New Jersey (disambiguation) * Arcata, California, first settled as Union * Mount Union (Arizona)
===Elsewhere=== * Union, Grenada * Unión, Paraguay * Union, Bohol, Philippines * Union, Dapa, Philippines * Union Island, Saint Vincent and the Grenadines
==Science and mathematics== * Union (set theory), in mathematics, a fundamental operation on sets * Union (SQL), a set operation * Union type, in computer science, a type of data structure
==Sports== * 1. FC Union Berlin, a German association football club * Chicago Unions, a professional, Black baseball team that played in the US in the late 19th century, prior to the formation of the Negro leagues. * Chicago Union Giants, several former American baseball teams in the Negro leagues * Philadelphia Union, an American soccer club * Royale Union Saint-Gilloise, a Belgian association football club * Shaanxi Union F.C., a Chinese association football club * Union Brescia, an Italian association football club * Union of European Football Associations * Union Race Course, formerly in San Francisco, U.S.
==Other uses== * List of ships named ''Union'' * Union (automobile), made by the Union Automobile Company 1902–05 * Union (plumbing), a pipe fitting * Union (towers), a co-living development in Manchester, England * Union (United States coin), a proposed $100 coin * Gabrielle Union (born 1972), an American actress
==See also== {{canned search|union}} * {{Look from|Union}} * {{intitle|Union}} * The Union (disambiguation) * L'Union (disambiguation) * Union Bank (disambiguation) * Union State, of Russia and Belarus * Civil union * European Union * Government of India, the union government created by the constitution of India ** Dominion of India, or Union of India, an independent dominion in the Commonwealth 1947–1950 * Students' union * Marriage, a culturally recognized union between people * Reunion (disambiguation) * Soyuz (disambiguation) ('Union'), an internal abbreviation for the Union of Soviet Socialist Republics * United Kingdom * United States
{{Disambiguation|geo}}