Canon Law requires the establishment of diocesan archives and specifies classes of records that are to be kept. Diocesan record offices are not combined with local authority record offices, though a few local record offices do hold important Roman Catholic archives.

CATHOLIC CHURCH IN ENGLAND AND WALES

Catholic Bishops Conference of England and Wales.

Catholic Trust for England and Wales, 39 Eccleston Square, London SW1V 1BX ARCHON 3280

Dioceses

Arundel and Brighton
Diocesan archives ARCHON 2024 Diocesan website

Birmingham
Archdiocese of Birmingham Archives ARCHON 1480

Brentwood
Diocese of Brentwood Archives ARCHON 2322. Entry in AIM25

Cardiff.
Archdiocese of Cardiff Archivist ARCHON 1546

Clifton
Diocese of Clifton Archives ARCHON 1483

East Anglia
Diocesan archives ARCHON 2913. Diocesan website

Hallam
Diocese of Hallam Archives ARCHON 2914

Hexham and Newcastle
Diocese of Hexham and Newcastle Archives ARCHON 2025

Lancaster
Diocesan archives ARCHON 2916. Diocesan website
Lancashire Archives ARCHON 55

Leeds
Diocese of Leeds Archives ARCHON 1362

Liverpool
Archdiocese of Liverpool Archives ARCHON 2023
Liverpool Record Office ARCHON 138
Lancashire Archives ARCHON 55

Menevia
Diocesan Archives ARCHON 2915. Diocesan website

Middlesbrough
Diocese of Middlesbrough Archives ARCHON 2917

Northampton
Diocesan archives ARCHON 2318. Diocesan website

Nottingham
Diocese of Nottingham Archives. ARCHON 1123

Plymouth
Diocese of Plymouth Archives. ARCHON 1492

Portsmouth
Diocese of Portsmouth Archives ARCHON 1497

Salford
Diocese of Salford Archives ARCHON 2316
Lancashire Archives. ARCHON 55

Shrewsbury
Diocesan archives ARCHON 1454. Diocesan website

Southwark
Diocesan archives ARCHON 411. Diocesan website.

Westminster
Diocesan Archives ARCHON 122

Wrexham
Diocesan archives. Diocesan website
National Library of Wales ARCHON 210

CATHOLIC CHURCH IN SCOTLAND

Scottish Catholic Archives ARCHON 240
Diocesan Archives of Edinburgh, Motherwell, Argyle, Aberdeen, Dunkeld and Galloway

Scottish Catholic Archives, Historical Archives ARCHON 3380

Dioceses

Aberdeen
Scottish Catholic Archives. ARCHON 240

Argyll and the Isles
Scottish Catholic Archives. ARCHON 240

Dunkeld
Scottish Catholic Archives. ARCHON 240

Galloway
Scottish Catholic Archives. ARCHON 240

Glasgow
Archdiocese of Glasgow Archives ARCHON 1091

Motherwell
Scottish Catholic Archives ARCHON 240

Paisley
Scottish Catholic Archives. ARCHON 240.
Diocesan website here. Contact details for archivist here. ARCHON 2169

Saint Andrews and Edinburgh
Scottish Catholic Archives. ARCHON 240

CATHOLIC CHURCH IN THE NORTH OF IRELAND

Armagh
Diocesan Archives. Cardinal Tomás Ó Fiaich Library and Archive ARCHON 1619

Clogher.
Diocesan Archives. ARCHON 2764. See also Public Record of Northern Ireland ARCHON 255

Derry
Diocesan Archives. 9 Steelstown Rd, Derry BT48 8EU. Diocesan website here

Down and Connor
Diocesan Archives. ARCHON 2761

Kilmore
Diocesan Archives. Bishop’s House, Cullies, Cavan. Diocesan website here

RELIGIOUS ORDERS

Congregation of Jesus (Bar Convent). Library and Archives. ARCHON 2327
Daughters of Wisdom. Archives. ARCHON 2329
English Benedictine Congregation. Downside Abbey archives ARCHON 1151
Monastic archives (Benedictine, Passionist etc). Douai Abbey archives ARCHON 1904
Order of Preachers (Dominicans). Archives of the English Province ARCHON 2324
Order of St Francis (Franciscans). Archives of the English Province ARCHON 1988
Society of Jesus (Jesuits). Archives of the British Province ARCHON 1093, archives of Stonyhurst College ARCHON 2218
Society of the Sacred Heart. Archives of the England and Wales Province. ARCHON 2310

Union of the Sisters of Mercy GB. Archon 3450.
Websites: www.sistersofmercyunion.org.uk
www.mercyhandsworth.co.uk