Union commonly refers to: *

Trade union A trade union (British English) or labor union (American English), often simply referred to as a union, is an organization of workers whose purpose is to maintain or improve the conditions of their employment, such as attaining better wages ...

, an organization of workers *

Union (set theory) In set theory, the union (denoted by ∪) of a collection of Set (mathematics), sets is the set of all element (set theory), elements in the collection. It is one of the fundamental operations through which sets can be combined and related to e ...

, in mathematics, a fundamental operation on sets Union may also refer to:

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) ''Union (Horse with Two Discs)'' is a bronze sculpture by Christopher Le Brun, made in 1999–2000 in an edition of three large casts. It depicts a horse standing square on four legs, flanked on either side by a large disc. The sculpture mea ...

'', 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 Union Institute & University (UI&U) was a private online university that was headquartered in Cincinnati, Ohio. It also operated satellite campuses in Florida and California. In early 2023, it began to experience severe financial challenge ...

, in Ohio, U.S. *

Union Presbyterian Seminary Union Presbyterian Seminary is a Presbyterian seminary in Richmond, Virginia, and Charlotte, North Carolina, offering graduate theological education in multiple modalities: in-person, hybrid, and online. History As a result of efforts underta ...

, in Virginia, U.S. *

Union Public Schools Union Public Schools is a public school district located in southeast Tulsa, Oklahoma, Tulsa, and northwest Broken Arrow, Oklahoma. The school district is the eighth-largest in Oklahoma. Union is notable among school districts in the area becaus ...

, a school district in Oklahoma, U.S. *

Union School of Theology Union School of Theology is a Reformed educational institution in Bryntirion in Bridgend, South Wales. The School is part of the wider Christian ministry of Union which also involves church planting and the production of theological resource ...

, in Wales *

Union Theological College Union Theological College is the theological college for the Presbyterian Church in Ireland and is situated in Belfast, Northern Ireland. It is governed by the Council for Training in Ministry. It has been responsible for training people for m ...

, in Northern Ireland *

Union Theological Seminary (disambiguation) Union Theological Seminary is a Christian seminary in New York that is affiliated with Columbia University. Union Theological Seminary may also refer to: * Guangdong Union Theological Seminary, a Protestant seminary in Guangzhou, Guangdong, Chin ...

, the name of several institutions *

Union University (disambiguation) Union University is an evangelical Christian liberal arts university in Jackson, Tennessee, United States. Union University may also refer to: * Beijing Union University * Union University (New York) * Union University (Serbia) * Union Universi ...

, the name of several institutions

History and politics

Economic union An economic union is a type of trade bloc which is composed of a common market with a customs union. The participant countries have both common policies on product regulation, freedom of movement of goods, services and the factors of prod ...

, a type of trade bloc *

Political union A political union is a type of political entity which is composed of, or created from, smaller politics or the process which achieves this. These smaller polities are usually called federated states and federal territories in a federal gove ...

, a type of state which is composed of or created out of smaller states *

Personal union A personal union is a combination of two or more monarchical states that have the same monarch while their boundaries, laws, and interests remain distinct. A real union, by contrast, involves the constituent states being to some extent in ...

, the combination of two or more states that have the same monarch *

Poor law union A poor law union was a geographical territory, and early local government unit, in Great Britain and Ireland. Poor law unions existed in England and Wales from 1834 to 1930 for the administration of poor relief. Prior to the Poor Law Amendment ...

, a former unit of local government in the United Kingdom *

Real union Real union is a union of two or more states, which share some state institutions in contrast to personal unions; however, they are not as unified as states in a political union. It is a development from personal union and has historically been ...

, 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) The Union was the central government of the United States during the American Civil War. Its civilian and military forces resisted the Confederate State of America, Confederacy's attempt to Secession in the United States, secede following the 1 ...

, U.S. states that were loyal to the U.S. federal government * Union (Hungarian-German trade union council) * Union (Madagascar), a political party

Places

Canada

* Union, Elgin County, Ontario * Union, Leeds and Grenville United Counties, Ontario * Union, Nova Scotia * Union, Prince Edward Island

United States

* Union, Alabama *

Union, Connecticut Union is a New England town, town located in the northeastern part of Tolland County, Connecticut, Tolland County, Connecticut, United States and is part of the Northeastern Connecticut Planning Region, Connecticut, Northeastern Connecticut Plan ...

* Union, Illinois * Union, Logan County, Illinois * Union, Indiana *

Union, Iowa Union is a city in Hardin County, Iowa, United States. The population was 399 at the time of the 2020 census. History Union was laid out in 1868 and was incorporated as a town in 1874. Geography According to the United States Census Bureau, ...

Union, Kentucky Union is a List of cities in Kentucky, home-rule-class city in Boone County, Kentucky, Boone County, Kentucky, United States. The population was 7,416 . The area was rural until residential growth in the 1990s and 2000s. Union is located south ...

* Union, Louisiana *

Union Parish, Louisiana Union Parish ( French: ''Paroisse de l'Union'') is a parish located in the north central section of the U.S. state of Louisiana. As of the 2020 census, the population was 21,107. The parish seat is Farmerville. The parish was created on ...

* Union, Maine * Union, Mississippi *

Union, Missouri Union is a city in and the county seat of Franklin County, Missouri, United States. It is located on the Bourbeuse River, southwest of St. Louis. The population was 12,348 at the 2020 census. History Union was founded in 1826 and designate ...

, in Franklin County * Union, Clark County, Missouri * Union, Nebraska *

Union, New Hampshire Union is a village and census-designated place (CDP) in the town of Wakefield, Carroll County, New Hampshire New Hampshire ( ) is a U.S. state, state in the New England region of the Northeastern United States. It borders Massachusetts t ...

* 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 is a city in Union County, Oregon, Union County, Oregon, United States, originally platted in 1864, and located southeast of La Grande, Oregon, La Grande. It is the namesake of Union County, Oregon, Union County, which references the Union ...

* Union, Pennsylvania (disambiguation) *

Union, South Carolina The city of Union is the county seat of Union County, South Carolina, United States. The population was 8,393 at the 2010 United States Census, 2010 census. It is the principal city of the Union Micropolitan Statistical Area (population 28,961 a ...

* Union, Texas * Union, Virginia * Union, Washington * Union, West Virginia * Union, Barbour County, West Virginia * Union, Wisconsin (disambiguation) * Union Township, New Jersey (disambiguation) *

Arcata, California Arcata (; ; ) is a city adjacent to the Arcata Bay (northern) portion of Humboldt Bay (United States), Humboldt Bay in Humboldt County, California, United States. At the 2010 United States Census, 2020 census, Arcata's population was 18,857. A ...

, first settled as Union *

Mount Union (Arizona) Mount Union is a mountain located in the Prescott National Forest in central Yavapai County, Arizona. The mountain's summit is the highest point of the Bradshaw Mountains, and of Yavapai County. Mount Union is flanked to the northeast by Mount ...

Elsewhere

* Union, Grenada *

Unión, Paraguay Unión is a town and district A district is a type of administrative division that in some countries is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or county, counti ...

* Union, Bohol, Philippines * Union, Dapa, Philippines * Union Island, Saint Vincent and the Grenadines

Science and mathematics

, in mathematics, a fundamental operation on sets *

Union (SQL) Set operations in SQL is a type of operations which allow the results of multiple queries to be combined into a single result set. Set operators in SQL include UNION, INTERSECT, and EXCEPT, which mathematically correspond to the concepts of un ...

, a set operation *

Union type Union commonly refers to: * Trade union, an organization of workers * Union (set theory), in mathematics, a fundamental operation on sets Union may also refer to: Arts and entertainment Music * Union (band), an American rock group ** ''Unio ...

, in computer science, a type of data structure

Sports

* 1. FC Union Berlin, a German association football club *

Chicago Unions The Chicago Unions were a professional, black baseball team that played in the late 19th century, prior to the formation of the Negro leagues. Founding Organized as the Unions in 1887, the club was led by Abe Jones (1887–1889) and by W. ...

, 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 The Leland Giants, originally the Chicago Union Giants, were a Negro league baseball team that competed independently during the first decade of the 20th century. The team was formed via a merge of the Chicago Unions and the Chicago Columbia Gi ...

, a former American baseball team in the Negro leagues *

Philadelphia Union The Philadelphia Union are an American professional soccer club based in the Philadelphia metropolitan area. The club competes in Major League Soccer (MLS) as a member of the Eastern Conference. Founded on February 28, 2008, the Union began ...

, a soccer team *

Royale Union Saint-Gilloise Royale Union Saint-Gilloise (), also known as Union Saint-Gilloise, Union SG or simply Union, is a Belgian professional Football club (association football), football club from Brussels based in Forest, Belgium, Forest. Founded in 1897 in the ne ...

, a Belgian association football club * Shaanxi Union F.C., a Chinese association football club *

Union of European Football Associations The Union of European Football Associations (UEFA ; ; ) is one of six continental bodies of governance in association football. It governs football, futsal and beach football in Europe and the transcontinental countries of Turkey, Azerbaijan ...

* Union Race Course, formerly in San Francisco, U.S.

Other uses

* List of ships named ''Union'' * Union (automobile), made by the Union Automobile Company 1902–1905 *

Union (plumbing) A fitting or adapter is used in pipe systems to connect sections of pipe (fluid conveyance), pipe (designated by Nominal Pipe Size, nominal size, with greater Engineering tolerance, tolerances of variance) or tube (fluid conveyance), tube (de ...

, a pipe fitting * Union (United States coin), a proposed $100 coin * Union, Manchester, a co-living development in Manchester, England *

Gabrielle Union Gabrielle Monique Union-Wade ( Union; born October 29, 1972) is an American actress. Her career began in the 1990s, when she made dozens of appearances on television sitcoms, prior to landing supporting roles in 1999 teen films '' She's All That ...

(born 1972), an American actress