Most of the records of the Irish dioceses were destroyed in the fire in the Public Record Office of Ireland in 1922. For a list of the records which were destroyed, see Herbert Wood, A guide to the records deposited in the Public Record Office of Ireland (Dublin, 1919).

The Library holds records from the following dioceses:-

• Ardfert & Aghadoe
• Cashel, Emly, Waterford & Lismore
• Clogher
• Clonfert & Kilmacduagh
• Cloyne
• Cork, Cloyne & Ross
• Dublin, Glendalough & Kildare
• Elphin & Ardagh
• Killaloe & Kilfenora
• Kilmore - view handlist as a PDF file
• Limerick, Arfert & Agahdoe
• Meath
• Ossory, Ferns & Leighlin
• Tuam, Killala & Achonry

Diocesan records are subject to a 40 year rule

Handlists of some of these records are available in the Library

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