Muiredach of Killala was a 6th-century Irish presbyter and the founding bishop of Killala. Belonging to the Cenél Lóegaire, he was linked to the royal lineage of King Lóegaire mac Néill. Although some traditions associate his leadership of the Killala church with the time of Saint Patrick, historical records suggest he was active later in the century. He is noted for meeting Saint Columba in Ballysadare around the year 575 before eventually retiring to an island.
Life and death
During his later years, Muiredach reportedly lived as a hermit on Inishmurray, an island located in Donegal Bay. This location is associated with his name and may have been a monastery founded by Laisrén mac Decláin. He passed away on this island, which is situated off the coast of Sligo. His historical presence is often felt in the Sligo region, particularly through his documented encounter with Saint Columba.
Veneration and legacy
The Catholic Church commemorates this saint on August 12. His legacy is preserved through St. Muredach's Cathedral in Ballina, which serves as the seat for the Roman Catholic Diocese of Killala. The cathedral stands as a significant religious site dedicated to his memory in the region where he lived and served.