| | Database Title | Category | | Names |
|---|
 | A Brief History of George Manton Tippin, Sr., of Ireland, York County, South Carolina, and Washington County, Indiana, and his Decendants | Social, Regional and General History | | 7,120 |
 | A Genealogical and Heraldic History of the Extinct and Dormant Baronetcies of England, Ireland, and Scotland | Miscellaneous Records and Reference | | 121,561 |
  | A Genealogy and History of the Chute Family in America | Social, Regional and General History | | 26,417 |
  | A Guide to Copies & Abstracts of Irish Wills | Birth, Marriage and Death Records | | 9,555 |
 | A History of the Family of Early in America, Being the Ancestors and Descendants of Jeremiah Early | Social, Regional and General History | | 2,962 |
 | A Record of the Descendants of John Alexander, of Lanarkshire, Scotland, and His Wife, Margaret Glasson, Who Emigrated from County Armagh, Ireland to Chester County Pennsylvania, 1736 | Social, Regional and General History | | 11,698 |
 | A Royalist Family Irish and French (1689-1789) and Prince Charles Edward | Social, Regional and General History | | 9,205 |
 | A Topographical Dictionary of Ireland, Volume 1 | Miscellaneous Records and Reference | | 55,185 |
 | A Topographical Dictionary of Ireland, Volume 2 | Miscellaneous Records and Reference | | 63,981 |
 | Additions to Whiteside(s) names in Ireland, from Selected Sources ca. 1625-1959, March 8, 1971 | Social, Regional and General History | | 373 |
 | Among the Scotch-Irish: A Tour in Seven Countries, With a History of the Dinsmoor Family | Miscellaneous Records and Reference | | 11,600 |
 | An Alphabetical Index to Ulster Emigration to Philadelphia, 1803 - 1850 | Immigration Records | | 7,407 |
  | An Historical and Genealogical Sketch of the Gookin Family of England, Ireland, America | Social, Regional and General History | | 20,358 |
 | Atlas and Cyclopedia of Ireland | Miscellaneous Records and Reference | | 51,076 |
 | Cassell's Gazetteer of Great Britain and Ireland, England Maps | Birth, Marriage and Death Records | | 880 |
 | Cassell's Gazetteer of Great Britain and Ireland, Ireland Maps | Birth, Marriage and Death Records | | 92 |
 | Cassell's Gazetteer of Great Britain and Ireland, Scotland Maps | Birth, Marriage and Death Records | | 271 |
 | Cassell's Gazetteer of Great Britain and Ireland, Volume 1 | Birth, Marriage and Death Records | | 50,758 |
 | Cassell's Gazetteer of Great Britain and Ireland, Volume 2 | Birth, Marriage and Death Records | | 50,081 |
 | Cassell's Gazetteer of Great Britain and Ireland, Volume 3 | Birth, Marriage and Death Records | | 48,614 |
 | Cassell's Gazetteer of Great Britain and Ireland, Volume 4 | Birth, Marriage and Death Records | | 48,000 |
 | Cassell's Gazetteer of Great Britain and Ireland, Volume 5 | Birth, Marriage and Death Records | | 47,281 |
 | Cassell's Gazetteer of Great Britain and Ireland, Volume 6 | Birth, Marriage and Death Records | | 46,827 |
  | Chronicles of the Scotch-Irish Settlement in Virginia, 1745 - 1800, Volume 1 (Free until 30 Nov 2009) | Birth, Marriage and Death Records | | 120,877 |
  | Chronicles of the Scotch-Irish Settlement in Virginia, 1745 - 1800, Volume 2 (Free until 30 Nov 2009) | Birth, Marriage and Death Records | | 177,444 |
  | Chronicles of the Scotch-Irish Settlement in Virginia, 1745 - 1800, Volume 3 (Free until 30 Nov 2009) | Birth, Marriage and Death Records | | 208,321 |
 | County Cork, Ireland: A Collection of 1851 Census Records | Census and Voter Lists | | 8,192 |
 | Dublin Journal (Dublin,Ireland) | Newspapers and Periodicals | | 41,518 |
 | Dublin Mercury (London,United Kingdom) | Newspapers and Periodicals | | 14,874 |
 | Five Typical Scotch-Irish Families of the Cumberland Valley | Miscellaneous Records and Reference | | 5,076 |
 | Genealogical History of the Family of William Linn who Came from Belfast, Ireland, in 1771 | Social, Regional and General History | | 7,103 |
 | Genealogy of a Part of the Kasson Family in the United States and Ireland | Social, Regional and General History | | 2,988 |
 | Genealogy of John Walker from Ireland, 1720, and Some of His Ancestors in England and Ireland and Some of His Descendants in America | Social, Regional and General History | | 5,361 |
 | Genealogy of the Greenlee Families in America, Scotland, Ireland and England | Social, Regional and General History | | 59,858 |
 | Genealogy of the Wilson-Thompson Families: Being an Account of the Descendants of John Wilson of County Antrim, Ireland | Social, Regional and General History | | 23,227 |
 | Genealogy of the Wood Family and Allied Lines, with References to French and Irish Ancestry | Social, Regional and General History | | 1,074 |
 | Gordons in Virginia With Notes on Gorgon of Scotland and Ireland | Social, Regional and General History | | 11,310 |
  | History of Sligo: County and Town | Birth, Marriage and Death Records | | 11,832 |
 | Immigration of the Irish Quakers into Pennsylvania 1682 - 1750, with Their Early History in Ireland | Miscellaneous Records and Reference | | 26,702 |
 | Index of Irish Wills, 1484 - 1858 | Court, Land, and Probate Records | | 70,530 |
 | Indexes to Irish Wills | Court, Land, and Probate Records | | 81,613 |
 | Irish Emigrants in North America, Parts 1 - 3 | Immigration Records | | 5,944 |
 | Irish Emigration to New England Through the Port of Saint John New Brunswick, Canada, 1841 - 1849 | Immigration Records | | 18,388 |
 | Irish Emigration to New England, Through the Port of Saint John, New Brunswick, Canada, 1841 - 1849 | Immigration Records | | 18,228 |
 | Irish Genealogical Abstracts from the Londonderry Journal, 1772 - 1784 | Newspapers and Periodicals | | 22,800 |
 | Irish Prisoners | Court, Land, and Probate Records | | 33,092 |
 | Irish Times (Dublin, County Dublin, Ireland) | Newspapers and Periodicals | | 391,964 |
  | John Grady (1710-1787) of Dobbs and Dublin, With Some of His Descendants | Social, Regional and General History | | 3,869 |
  | Knox Memorial: Descendants of William Knox, Who Died 1778, Berkeley County, Virginia | Social, Regional and General History | | 21,781 |
  | List of Ships arriving in New York from Ireland, 1846 -1851 | Immigration Records | | |
  | Materials For a History of the Family of John Sullivan of Berwick, New England | Social, Regional and General History | | 3,058 |
 | Memoirs of the House of Hewetson or Hewson of Ireland | Social, Regional and General History | | 16,556 |
  | Notes and Papers of or Connected with Persifor Frazer in Glasslough, Ireland and his Son John Frazer of Philadelphia, 1735 To 1765 | Social, Regional and General History | | 3,586 |
 | Notices of the Ellises of England, Scotland and Ireland, from the Conquest to the Present Time | Social, Regional and General History | | 29,696 |
 | Obituary prior 1800, Volume 6 | Birth, Marriage and Death Records | | 39,331 |
 | Obituary prior to 1800, Volume 1 | Birth, Marriage and Death Records | | 46,562 |
 | Obituary prior to 1800, Volume 2 | Birth, Marriage and Death Records | | 42,988 |
 | Obituary prior to 1800, Volume 3 | Birth, Marriage and Death Records | | 43,554 |
 | Obituary prior to 1800, Volume 4 | Birth, Marriage and Death Records | | 43,426 |
 | Obituary prior to 1800, Volume 5 | Birth, Marriage and Death Records | | 40,384 |
  | Omitted Chapters from Hotten's Original Lists of Persons of Quality and Others Who Went From Great Britain to the American Plantations, 1600 - 1700 | Birth, Marriage and Death Records | | 14,323 |
 | Our William Thompson of Ireland and Pennsylvania and Some Descendants | Social, Regional and General History | | 8,832 |
  | Passengers arriving in New York from Ireland 1846 - 1851 | Immigration Records | | 604,596 |
 | Passengers from Ireland, List of Passengers Arriving at American Ports Between 1811 and 1817 | Immigration Records | | 11,379 |
 | Pioneer Irish of Onondaga (About 1776-1847) | Miscellaneous Records and Reference | | 20,175 |
 | Place Names of the County Longford | Miscellaneous Records and Reference | | 7,500 |
 | Record of the Family of Thomas Ewing: Who Emigrated From Ireland to America in 1718 | Social, Regional and General History | | 2,860 |
  | Record of the Smith Family Descended From John Smith, Born 1655 in County Monaghan, Ireland | Social, Regional and General History | | 10,785 |
 | Registry of Deeds Dublin Abstracts of Wills, 1708 - 1745, Volume 1 | Birth, Marriage and Death Records | | 54,285 |
 | Registry of Deeds Dublin Abstracts of Wills, 1746 - 1785, Volume 2 | Birth, Marriage and Death Records | | 51,179 |
 | Registry of Deeds, Dublin, Abstracts of Wills, Volume 1, 1708 - 1745 | Birth, Marriage and Death Records | | 79,279 |
 | Royal Ancestors, R. L. No. 1, Kings of Scythia and Ireland | Social, Regional and General History | | 925 |
 | Scotch Irish Pioneers in Ulster and America | Birth, Marriage and Death Records | | 18,036 |
  | Scotch-Irish Migration to South Carolina, 1772 | Immigration Records | | 10,136 |
 | Scots-Irish Links, 1575 - 1725, Part Three | Social, Regional and General History | | 8,139 |
 | Scots-Irish Links, 1575 - 1725, Parts 1 - 2 | Birth, Marriage and Death Records | | 3,811 |
 | Scots-Irish Links, 1575 -1725, Part 6 | Social, Regional and General History | | 3,906 |
 | Sketch of Alexander Alexander, Who Emigrated from County Down Ireland in the Year 1770 and Settled in Cumberland County, Pennsylvania | Social, Regional and General History | | 2,728 |
  | Some History of the Wallace, Murphy and Cooke Families (1600 1957) | Social, Regional and General History | | 6,310 |
 | Tener: A History of the Family in France, Ireland, and America | Social, Regional and General History | | 3,451 |
 | The 1851 Dublin City Census, Ireland | Census and Voter Lists | | 58,993 |
 | The Alexander Family of Scotland, Ireland and America | Social, Regional and General History | | 1,622 |
  | The Descendants of John Thomson, Pioneer Scotch Covenater Genealogical Notes on All Known Descendants of John Thomson, Covenater of Scotland, Ireland, and Pennsylvania | Social, Regional and General History | | 31,097 |
  | The Descendants of Joseph Thompson and Jennet McClellan of Colraine, Massachusetts | Social, Regional and General History | | 4,638 |
 | The Family of Michael Jackson, Emigrant from Ireland, Citizen of Hartford County, Connecticut | Social, Regional and General History | | 3,414 |
 | The General Armory of England, Scotland, Ireland, and Wales, Volume 1 | Birth, Marriage and Death Records | | 144,062 |
 | The General Armory of England, Scotland, Ireland, and Wales, Volume 2 | Birth, Marriage and Death Records | | 155,968 |
  | The Groves and Lappan (Monaghan County, Ireland): An Account of a Pilgrimage thither, in Search of the Genealogy of the Williams Family | Social, Regional and General History | | 4,501 |
  | The Groves, and Lappan, (Monaghan County, Ireland) : An Account of a Pilgrimage Thither, in Search of the Genealogy of the Williams Family | Social, Regional and General History | | 561 |
 | The Huguenot Settlements in Ireland | Miscellaneous Records and Reference | | 19,385 |
 | The Huguenots: Their Settlements, Churches and Industries in England and Ireland | Birth, Marriage and Death Records | | 34,982 |
 | The Irishman in Canada | Immigration Records | | 49,946 |
 | The Lindesays of Loughry, County Tyrone: A Genealogical History | Social, Regional and General History | | 7,472 |
 | The Register of the Parish of S. Peter and S. Kevin, Dublin, 1669 - 1761 | Birth, Marriage and Death Records | | 57,659 |
 | The Registers of S. Catherine, Dublin, 1636 - 1715 | Birth, Marriage and Death Records | | 43,893 |
 | The Registers of St. John the Evangelist, Dublin, 1619 - 1699 | Birth, Marriage and Death Records | | 37,886 |
 | The Registers of the Church of St. Michan, Dublin, 1636 - 1700 | Birth, Marriage and Death Records | | 60,250 |
 | The Scotch-Irish in America | Immigration Records | | 33,190 |
  | The Scotch-Irish Mcelroys in America, A. D. 1717 - A. D. 1900 | Social, Regional and General History | | 5,253 |
 | The Story of the Irish Sept: the O'Develins of Tyrone, Now Represented by the Families of Devlin, Develin, Develyn, Develon and Devellen | Social, Regional and General History | | 12,783 |
  | The Thompson Family: Scotch Covenanters Who Came from Scotland to Ireland, and thence, in 1735, to America | Social, Regional and General History | | 1,363 |
 | The Utica Kernans; Descendants of Bryan Kernan, Gentleman of the Townland of Ned in the Parish of Killeshandra, Barony of Tullyhunco, county of Cavan, Province of Ulster, Kingdom of Ireland | Social, Regional and General History | | 7,333 |
 | The Wolfes of Forenaghts: Blackhall, Baronrath, Co. Kildare, Tipperary, Cape of Good Hope, etc: Also the Old Wolfes of Co. Kildare, and the Wolfes of 'Dublin, 2nd edition | Social, Regional and General History | | 12,290 |
 | Thom's Directory Great Britain & Ireland 1894 | Directories and Lists | | 245,400 |
 | Thom's Directory Great Britain & Ireland 1914 | Directories and Lists | | 305,520 |
 | Witherspoons, Bradleys, Fultons of Scotland, Ireland, America | Social, Regional and General History | | 14,234 |