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Suffragan diocese Ossory, Ireland

Diocese of Ossory

Ossorien(sis)

The Diocese of Ossory is a Latin Church diocese covering most of County Kilkenny and parts of Counties Laois and Offaly in Ireland, suffragan to the Archdiocese of Dublin. Following the transfer of Bishop Niall Coll to Raphoe, Bishop Ger Nash of Ferns was appointed Apostolic Administrator of Ossory effective 25 January 2026.

On the map

Esri
The address the register holds for St Mary's Cathedral, Kilkenny, in Ossory, Ireland.

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Established
1111
Catholics
84,244
Priests
51
Territory
1,971 km²

Parishes and churches

41 listed churches in our records. Open a parish for Mass times, confession, directions and sources where recorded.

This is our recorded coverage, not an official diocesan parish count. Confirm service times with the parish before travelling.

The bishop

Apostolic Administrator
Niall Coll
Born
25 August 1963
Birthplace
Letterkenny

Explore the ministry of the bishop.

The cathedral

St Mary's Cathedral, Kilkenny stands in Ossory, the church that holds the cathedra from which this see takes its name.

On what a cathedral is, see the cathedral; every see church on earth is gathered at the cathedrals.

This see in the wire

Stories that name this see

The wire's resolver matched this see in the text of each story.

8 stories in the wire either name this see or come from its own feed. Read the wire.