Unification Party may refer to:
Communist Unification Party, a political party in Spain Democratic Unification Party, a political party in Honduras Liberia Unification Party, a political party in Liberia Party of Communist Unification in the Canaries, a communist political party working for the political autonomy of the Canary Islands Revolutionary Party of Democratic Unification, a political party in El Salvador founded in 1957 Workers' Party of Marxist Unification, a Spanish communist political party formed during the Second Republic