Washington Union

Washington Union may refer to:


 * The Washington Union, defunct 1850s newspaper in Washington, D.C.
 * The Washington Weekly Union, defunct 1850s newspaper in Washington, D.C.
 * Washington Union Station, train station, transportation hub, and leisure destination in Washington, D.C.
 * Union Station (Washington Metro), Metro station in Washington, D.C., serving Washington Union Station
 * Washington Theological Union, Roman Catholic graduate school of theology and seminary in Washington, D.C.
 * Washington Union High School, founded in 1892 in the rural community of Easton in Fresno County, California