Diocese of Saint Joseph at Irkutsk

Diocese of Saint Joseph at Irkutsk Dioecesis Ircutscana Sancti Iosephi Епархия Святого Иосифа в Иркутске
Cathedral of the Immaculate Heart of Mary
Location
Country	Russia
Metropolitan	Roman Catholic Archdiocese of Mother of God at Moscow
Statistics
Area	9,960,000 km² (3,850,000 sq mi)
Population - Total - Catholics	(as of 2004) 15,500,000 52,000 (0.3%)
Information
Rite	Latin Rite
Cathedral	Cathedral of the Immaculate Heart of Mary
Current leadership
Pope	Francis
Bishop	Cyryl Klimowicz
Map

The Roman Catholic Diocese of Saint Joseph at Irkutsk (Latin: Ircutscana Sancti Iosephi) is a diocese located in the city of Irkutsk, which is part of the ecclesiastical province of the Roman Catholic Archdiocese of Mother of God at Moscow in Russia. The Diocese of Irkutsk is in fact the largest geographical Catholic bishopric on earth, covering an area of 9,960,000 km2.