The Christian Democratic Union (Ukrainian: Християнсько-демократичний союз, romanized: Khrystyiansko-demokratychnyi soiuz) is a political party in Ukraine.

[1] In the parliamentary elections on 30 September 2007, the party was part of the Our Ukraine–People's Self-Defense Bloc alliance,[1] that won 72 out of 450 seats.

David Zhvania, Emergencies Minister in Yulia Tymoshenko's government (in 2005) became the Party Secretary.

[7] In the 2010 local elections the party won no representative in regional parliaments nor in the Supreme Council of Crimea.

[8] All of the parties deputies were expelled from the Our Ukraine–People's Self-Defense Bloc faction in September 2011, because of supporting the Azarov Government.

[11] David Zhvania took part in the 2012 Ukrainian parliamentary election as an independent candidate in single-member districts number 140 (first-past-the-post wins a parliament seat) located in the town Illichivsk.