Constitutional Union Party may refer to:

• Constitutional Union Party (United States), a party that was active in the United States on a national level in 1860
• Constitutional Union Party (Cuba), a political party in Cuba during the Spanish colonial times.
• Constitutional Union Party (Iraq)
• Constitutional Union Party (Lebanon), a political party in Lebanon and continuation of the Constitutional Bloc
• Constitutional Union (Morocco), a liberal conservative political party in Morocco

This disambiguation page lists articles associated with the title Constitutional Union Party.
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