St. Mary's Collegiate Church, Youghal, County Cork, Ireland is a Church of Ireland

Church of Ireland

The Church of Ireland is an autonomous province of the Anglican Communion. The church operates in all parts of Ireland and is the second largest religious body on the island after the Roman Catholic Church...

 Church in Youghal

Youghal

Youghal is a town in County Cork, Ireland. Sitting on the estuary of the River Blackwater, in the past it was militarily and economically important. Being built on the edge of a steep riverbank, the town has a distinctive long and narrow layout...

 in East County Cork. Formerly part of the Diocese of Cloyne, it is now in the United Dioceses of Cork, Cloyne and Ross.
The church is likely to have been a monastic settlement of Saint Declan of Ardmore (ca. 450). It was rebuilt in Irish Romanesque style (ca. 750) and the Great Nave was erected in the year 1220.