Union Party

Union Party may refer to:


 * Union Party (Armenia)
 * Union Party (Burma), a defunct political party in Myanmar
 * Union Party (Egypt), an Egyptian political party
 * Union Party (Faroe Islands), a political party of the Faroe Islands
 * The Union Parties, the CDU/CSU political party alliance in Germany
 * Union Party (Iceland), a historical political party of Iceland
 * Syriac Union Party (Lebanon)
 * Union Party (Lebanon)
 * Union Party (Ukraine), a political party of Ukraine
 * Papua and Niugini Union Pati, a political party of Papua New Guinea
 * Union of Puerto Rico, a historical political party of Puerto Rico
 * Union Party (United States), a historical political party from the American Great Depression.
 * National Union Party (United States), the name of the ticket on which Abraham Lincoln and Andrew Johnson ran in the 1864 United States presidential election.