St Patrick's Cathedral, Dublin
Saint Patrick's Cathedral () in Dublin, Ireland, founded in 1191, is the National Cathedral of the Church of Ireland. With its spire, St. Patrick's is the tallest church (not Cathedral) in Ireland and the largest. Christ Church Cathedral, also a Church of Ireland cathedral in Dublin, is designated as the local Cathedral of the diocese of Dublin and Glendalough.
St Mel's cathedral, Longford
The Cathedral Church of St Mel is the cathedral church of the Diocese of Ardagh and Clonmacnois, located in the town of Longford in Ireland. Built between 1840 and 1856, with the belfry and portico as later additions, it has been considered the "flagship cathedral" of the Irish midlands region, Longford's "landmark building" and "one of the finest Roman Catholic churches in Ireland". The cathedral is dedicated to Saint Mél (died 488), who came to Ireland with Saint Patrick and who was ordained bishop at Ardagh, County Longford.