| Title | Category | Subcategory | Records |
|---|---|---|---|
| 1798 Claimants and Surrenders | Armed Forces & Conflict | Civil War & Rebellion | 8,440 |
| 1876 Landowners Of Ireland | Newspapers, Directories & Social History | Family Histories & Pedigrees | 334 |
| Alumni Dublinenses - 1924 Edition | Education & Work | Schools & Education | 29,883 |
| Antrim Histories & Reference Guides | Newspapers, Directories & Social History | Social History | 793 |
| Ardagh Wills 1690 - 1857 | Life Events (BMDs) | Wills & Probate | 1,594 |
| Armagh Records & Registers | Newspapers, Directories & Social History | Social History | 671 |
| Ashe's Limerick and Clare Directory 1891-92 | Newspapers, Directories & Social History | Directories & Almanacs | 11,559 |
| Betham Genealogical Abstracts | Life Events (BMDs) | Family Histories & Pedigrees | 489,774 |
| Betham Prerogative Marriage Licences Abstracts, 1629-1810 | Life Events (BMDs) | Parish Marriages | 21,639 |
| British & Irish Roots Collection | Travel & Migration | Migration | 98,536,325 |
| British Army Pensioners - Royal Hospital Kilmainham, Ireland, 1783-1822 | Armed Forces & Conflict | Regimental & Service Records | 19,991 |
| British Army, Irish Regimental Enlistment Registers 1877-1924 | Armed Forces & Conflict | Regimental & Service Records | 11,975 |
| Burke's Landed Gentry Of Ireland, 1899 | Newspapers, Directories & Social History | Family Histories & Pedigrees | 83,211 |
| Cantwell's Memorials Of The Dead | Life Events (BMDs) | Parish Burials | 60,790 |
| Cavan Registers & Records | Newspapers, Directories & Social History | Social History | 300 |
| Church Of Ireland Histories & Reference Guides | Newspapers, Directories & Social History | Social History | 837 |
| Church Of Ireland Parish Record Search Forms | Census, Land & Surveys, Life Events (BMDs) | Census, Parish Registers | 20,146 |
| Clare Poor Law Unions Board Of Guardians Minute Books | Institutions & Organisations | Workhouses and Poor Law | 63,918 |
| Clare Poor Law Unions Board Of Guardians Minute Books Image Browse | Institutions & Organisations | Workhouses and Poor Law | 17,299 |
| Clonfert Marriage Licence Bonds, Wills, Administrations | Life Events (BMDs) | Parish Marriages | 146 |