Catholic Church in Ireland
Catholic Church in Ireland Irish: Eaglais Chaitliceach na hÉireann St Patrick's Cathedral, Armagh. Type National polity Orientation Catholic Church Governance Episcopal Pope Pope Francis Primate of All Ireland Eamon Martin Apostolic Nuncio Jude Thaddeus Okolo Region Island of Ireland Language English, Irish, Latin Headquarters Ara Coeli, Armagh, Northern Ireland Founder St. Patrick, by tradition. Origin Claims continuity with Celtic Christianity c. 430 . Roman diocesan structure introduced c. 1111 at Synod of Ráth Breasail. Separations Church of Ireland (1536/1871) Members 3,729,000 (2016) Official website Irish Bishops' Conference The Catholic Church in Ireland (Irish: Eaglais Chaitliceach na hÉireann ) is part of the worldwide Catholic Church in communion with the Holy See. With 3.7 million members, it is the largest Christian church in Ireland. In the Republic of Ireland's 2016 census, 78% of