Some useful links to repositories containing primary source material for Irish genealogical research:

• The National Archives, Dublin: www.nationalarchives.ie
• National Library of Ireland, Dublin: www.nli.ie
• The Genealogical Office, Dublin: via National Library of Ireland
• The Registry of Deeds, Dublin: www.landregistry.ie
  • Registry of Deeds Index Project: Project site
• Trinity College Library, Dublin: www.tcd.ie/Library
• Irish Manuscripts Commission: www.irmss.ie
• Royal Irish Academy, Dublin: www.ria.ie
• The Representative Church Body, Dublin: www.ireland.anglican.org
• The Public Records Office of Northern Ireland, Belfast: http://www.proni.gov.uk
• The Linen Hall Library, Belfast: www.linenhall.com
• The General Register Office for Scotland: www.scotlandspeople.gov.uk
• The National Archives, London: www.nationalarchives.gov.uk
• Historical Manuscripts Commission for UK, Register of Archives: www.nationalarchives.gov.uk/nra
• The British Library: www.bl.uk
• The British Library Newspaper Library: via The British Library
• The Oriental & India Office Library: via The British Library
• The College of Arms, London: www.college-of-arms.gov.uk
• The Harleian Society: harleian.co.uk
• The Clans of Ireland: www.theclansofireland.ie
• The Church of St Magnus the Martyr: www.stmagnusmartyr.org.uk