Party of Hungarians of Ukraine (KMKSZ) (; ) is a Hungarian minority interests party in Zakarpattia Oblast, Western Ukraine, which was founded in February 1989. It holds 8 seats on the Zakarpattia Oblast Council. The Hungarian Cultural Federation in Transcarpathia (KMKSZ) () is associated with the political party.
The party is also allied with the governing party of Hungary, Fidesz. Historically, KMKSZ cooperated with Our Ukraine and Petro Poroshenko Bloc; while their rival cooperated with the Hungarian Socialist Party and later Jobbik in Hungary, and Social Democratic Party of Ukraine (united) and Party of Regions in Ukraine.