| 11655 | Abbey Theatre Archive | Box H/E | 1946-1964 | Logbook of plays received, 14 April 1946-21 April 19... | |
| 11656 | Abbey Theatre Archive | BoxH /F | 1964-1967 | Logbook recording plays received, 27 April 1964-25 S... | |
| 14287 | Alexandra College | | 1935-1964 | 1 file, 'Amalgamation II', includes:Timetabl... | |
| 16794 | Cashel, Ferns and Ossory Diocesan Archive (CoI) | | 1886-1964 | Minutes of Chapter Meetings, 1886-1964, with inserts... | Bolton Library Archive |
| 16844 | Cashel, Ferns and Ossory Diocesan Archive (CoI) | | 1935-1964 | Confirmants Roll, United parishes of Ballintemple an... | Bolton Library Archive |
| 15066 | Catholic Girl Guides of Ireland | | 1964-1979 | 1 bound folder, 'Finance, Editors, Bank, Bob-a-J... | |
| 16455 | Central Catholic Library | | 1920-1964 | Central Catholic Library, Minute Book of the Books C... | |
| 6092 | Clare County Archives | | 1959-1964 | Clare County Council Minute Book, 11 May 1959 - 8 Ju... | Clare County Council |
| 6123 | Clare County Archives | 102-110 | 1964-1971 | Register of Electors Clare:102 1969-1970, 2 volumes1... | Clare County Council |
| 13792 | Cork City and County Archives | Accession 88/8 | 1964-1977 | Printed registers of electors for the constituencies... | Registers of Electors |
| 23274 | Cork City and County Archives | U441 | 1917-1964 | Salary Books, covering men's and women's wag... | Ogilvie and Moore, Provisioners |
| 23840 | Cork City and County Archives | | 1964-1976 | Planning Registers 1964-1976 | Cork County Council Records - Miscellaneous |
| 19076 | Cultural Heritage Services Library, Armagh | 333.53 | 1902-1964 | 2 bound rental books of the estate of William Marsha... | |
| 20500 | Dublin City Library and Archive | | 1938-1964 | The Dublin City Electoral Lists 1937-64 have been ta... | Dublin Electoral Lists Online, 1938-1964 |
| 21215 | Dublin City Library and Archive | DCSA/022 | 1964-2015 | System of arrangement:This collection has been divid... | The Irish Ramblers Club |
| 3266 | Dún Laoghaire-Rathdown County Council | | 1884-1888
1942-1964 | Register's Report Book, Weekly Reports of the De... | Records of Dean's Grange Joint Burial Board |
| 10008 | Electricity Supply Board (ESB) Archives | | 1946-1964 | Files relating to the Rural Electrification Scheme i... | Rural Electrification |
| 1410 | Fingal County Archive | DCC/L/20- DDC/L/23 | 1935-1964 | DCC/L/20 1935-1953 Correspondence: County Librarian ... | Dublin County Council |
| 1463 | Fingal County Archive | NC/16/-NC/33 | 1925-1937
1964-1968 | Records of Dublin County Council Town Planning Commi... | Dublin County Council |
| 8794 | Fingal County Archive | | 1964-1972 | Members' Attendance Register of the County Dubli... | Fingal Local Authority Records |
| 20788 | Garda Museum and Archives | File 2 | 1964 | Newscutting about the Ban Ghardaí, 1964. | |
| 328 | Irish Film Archive | Miss Cinema 1964 | 1964 | 'Miss Cinema 1964' - unidentified: Film from the Ma... | |
| 393 | Irish Film Archive | Leading the Way | 1964 | 'Leading the Way - A Story of Irish Farming'... | |
| 1366 | Irish Theatre Archive | ITA/131/4/142-153 | 1959-1964 | Jimmy and Ursula O'Dea, 12 photographs c1959-196... | Jimmy O'Dea Collection |
| 20891 | Kildare Local Studies, Genealogy and Archives Department | | 1960-1964 | Patient Summary Books, May 1960 - June 1963 & July 1... | Kildare County Council |
| 20257 | Meath Local Studies and Family History Department | FJC | 1964-1968 | Orders Book, June 1964 - May 1968. | F. and J. Clayton Company Records |
| 20098 | Meath Local Studies and Family History Department | | 1899-1964 | General Accounts Ledgers: Headings include summary a... | Meath County Board of Health |
| 20271 | Meath Local Studies and Family History Department | FJC | 1919-1925
1963-1964 | Account Book:July 1963-February 1964February 1919-De... | F. and J. Clayton Company Records |
| 22838 | Methodist Historical Society of Ireland | | 1906-1920
1949-1964 | Sandy Row Primitive Methodist Church, Belfast:Collec... | |
| 22858 | Methodist Historical Society of Ireland | | 1964-1990 | 1 file of correspondence of Marion G. Kelly, regardi... | |
| 3752 | National Archives of Ireland | 2/22/1/vol2/poultry | 1964-1970 | Statistics 1964-1970, export of eggs, individual exp... | Department of Agriculture |
| 4004 | National Archives of Ireland | 1093/12 | 1964, 1974 | Papers of Robert Childers Barton, TD, 1915, 1974: Co... | Barton Papers |
| 4015 | National Archives of Ireland | 1050/9 | 1897-1964 | Minute Books of the Boardroom Meetings of the Truste... | Molyneux Home for the Blind |
| 4935 | National Archives of Ireland | TIM1763 | 1963-1964 | Complaint to the exploration and mining division of ... | Department of Transport, Energy and Communications |
| 4936 | National Archives of Ireland | TIM1800 | 1964-1965 | Application by Della McCauley and Charles Barry Lon... | Department of Transport, Energy and Communications |
| 4938 | National Archives of Ireland | C&A4664/53/Volume2 | 1964-1966 | C&A Departmental Council, question of recruitment to... | Department of Transport, Energy and Communications |
| 4939 | National Archives of Ireland | CA53935/64 | 1964 | Circular 42/64 relating to revised pay scales of gen... | Department of Transport, Energy and Communications |
| 4943 | National Archives of Ireland | 1088/838-1088/838/1 | 1962-1964 | File on Sliabhfoy Co-operative Hatcheries Limited, R... | Irish Agricultural Organisation Society |
| 140 | National Library of Ireland | Ms18469 | 1922
1964 | Photocopy of exit permit of 'Saorstát na ... | |
| 2654 | National Library of Ireland | Ms24283 | 1914-1964 | Letters addressed to Nora Robertson, 1914-1964, many... | Robertson Papers |
| 2730 | National Library of Ireland | Ms20830 | c1948-1964 | Presscuttings relating to the adoption of children ... | Adoption Society (Ireland) Papers |
| 9380 | National Library of Ireland | Mss24205-24206 | 1964
1968 | Holograph version and typescript versions of`Swift's... | Le Brocquy Papers |
| 9772 | National Library of Ireland | Ms18469 | 1922-1964 | Photocopy of a permit granted to Margaret Healy by `... | |
| 11636 | National Library of Ireland | Ms12485 | 1963-1964 | Claremorris Poor Law Union Minute book, 12 September... | |
| 408 | National Maternity Hospital | E/8 | 1964-1973 | Executive Committee Minute Book, January 1964-Decemb... | |
| 1765 | National Maternity Hospital | H/7 | 1964-1983 | House Committee Minute Book, January 1964-December 1... | |
| 14898 | National Women's Council of Ireland | | 1964 | Guardianship of Infants Act, 1964. | |
| 4831 | Newtown School, Waterford | A1/5 | 1952-1964 | Committee Minutes, 1952-1964, 14 volumes. | |
| 5419 | Newtown School, Waterford | A1/26 | 1964-1974 | Salaries, 1964-1974: Newtown School, Waterford | |
| 5431 | Newtown School, Waterford | AB/9 | 1964 | Irish, 1964. | |
| 5476 | Newtown School, Waterford | D/9 | 1964-1965 | Photographic Album, 1964-1965. | Photographs |
| 5480 | Newtown School, Waterford | G/17 | 1964 | 'Journey into History' by Caroline Jacob, 1964. | Personal letters, memoirs, etc. |
| 5524 | Newtown School, Waterford | | 1964-1974 | Salaries, 1964-1974: Newtown School, Waterford | |
| 20042 | Newtown School, Waterford | F1-16 | 1964-1969 | F/12 Quarterly Meeting Accounts, 1964-1969. | Quaker Papers |
| 18905 | Offaly Archives | OCL OFCC/Lab/15/1-2 | 1947-1964 | 2 Labourers' cottages ledgers -
OFCC/Lab/15/1: 19... | Records of Offaly County Council |
| 18915 | Offaly Archives | OCL OFCC10/8/3 | 1963-1964 | 1963 - 1964 Primary Schools Scheme | Records of Offaly County Council |
| 18981 | Offaly Archives | OCL TUDC11/3/ | 1960-1964 | 2 Minutes of Meetings:1: 28 June 1956 - 2 December 1... | Records of Tullamore Urban District Council |
| 7021 | Public Record Office of Northern Ireland | D/2556 | 1856-1964 | Records of Ephriam Brown and Son, Estate Agents, Bel... | |
| 8266 | Public Record Office of Northern Ireland | T/2237/10 | c.1964 | Typescript genealogical notes on the Sheilds family,... | |
| 6611 | Public Record Office of Northern Ireland | D/1736 | 1875-1964 | Papers of the Bradshaw family, Belfast, 1875-1964. ... | |
| 6679 | Public Record Office of Northern Ireland | D/1895/ | c.1796-1964 | This collection of 21 documents includes corresponde... | |
| 6688 | Public Record Office of Northern Ireland | D/1917 | 1933-1964 | This collection of c.70 documents includes: Letters ... | Eva Whitla Papers |
| 6784 | Public Record Office of Northern Ireland | D/2242/ | 1846-1964 | c.150 documents comprising of the records of J.W. Ch... | |
| 6832 | Public Record Office of Northern Ireland | D/2455 | 1892-1964 | A collection of 14 documents relating to Seamus MacC... | |
| 7177 | Public Record Office of Northern Ireland | D/3020 | 1925-1964 | Records of Arellian Nursery School, 122 Utility Stre... | |
| 7268 | Public Record Office of Northern Ireland | D/3543/2/1 | 1964-1977 | 13 documents relating the Northern Ireland Family P... | |
| 7311 | Public Record Office of Northern Ireland | D/3659 | 1916-1964 | 10 volumes, 39 files and 14 documents comprising the... | |
| 7344 | Public Record Office of Northern Ireland | D/3761 | 1964-1984 | Records of Belfast Housing Aid Society, including: A... | |
| 7404 | Public Record Office of Northern Ireland | D/3948 | 1964-1980 | Records of Whitewell Tenants' Association, Newtownab... | |
| 7464 | Public Record Office of Northern Ireland | D/4108 | c.1610-c.1964 | c.5,000 documents and c.300 volumes relating to Salt... | |
| 7472 | Public Record Office of Northern Ireland | D/4127 | 1964-1995 | The papers of James Kilfedder, Member of Parliament ... | |
| 8251 | Public Record Office of Northern Ireland | T/2193 | 1813-1964 | Genealogical notes and correspondence on the Hanna a... | |
| 8256 | Public Record Office of Northern Ireland | T/2203/2-4 | 1766-1930
1964 | Genealogical notes on the Higgins family, Broomhedge... | |
| 8279 | Public Record Office of Northern Ireland | T/2274/ | 1949-1964 | T/2274/3 Copy of a memoir of Thomas Watters, 1840-19... | |
| 1066 | Religious Society of Friends in Ireland Historical Library | | 1798-1964 | Location Long Case Cupboard A, Top Shelf: 2 List ... | Deed Boxes, Miscellaneous, New Shelf Head Lists |
| 1235 | Religious Society of Friends in Ireland Historical Library | P963 | 1964 | Conferences and Youth Meetings: Two group photograph... | Photographic Collections |
| 3861 | Religious Society of Friends in Ireland Historical Library | Portfolio 43 | 1964-1974 | Modern Papers: 5 Letter from Mrs Sheila Morgan, Pri... | Handlists/Portfolio |
| 23538 | Representative Church Body Library | RCBL MS 749 | 1964-1974 | General Council Minutes, November 1964-19 November 1... | Mothers' Union Collection |
| 23721 | Representative Church Body Library | | 1845-1855
1946-1964 | Parish Records of Ballinakill, County Waterford: Reg... | Waterford Cathedral |
| 23737 | Representative Church Body Library | MS607/ | 1957-1963
1964-1966 | Financial Records: 11/ Cash and Credit Analysis Book... | Records of the Mageough Home, Dublin |
| 22450 | Royal Victoria Hospital, Belfast | | 1949-1964 | Royal Victoria Hospital Committee Minutes:1949-19501... | |
| 22459 | Royal Victoria Hospital, Belfast | | 1956-1964 | Royal Victoria Hospital Nursing Committee Minutes:19... | |
| 22483 | Royal Victoria Hospital, Belfast | | 1956-1964 | 1 volume of Royal Victoria Hospital Nursing Committe... | |
| 24567 | RTÉ Archive (Television) | | 1964 | 7 October 1964, 'Newsbeat': Comedy Piece on Washing ... | Television Programme Archive |
| 24628 | RTÉ Archive (Television) | | 1964 | 25 January 1964 News Model Olive White Marries at Ad... | Television Programme Archive |
| 24629 | RTÉ Archive (Television) | | 1964 | 2 April 1964 News Dublin Irish Countrywomen's Associ... | Television Programme Archive |
| 24630 | RTÉ Archive (Television) | | 1964 | 21 April 1964 'Discovery' Irish Export Fashion Fair. | Television Programme Archive |
| 24631 | RTÉ Archive (Television) | | 1964 | 6 August 1964 News Dublin Ladies Day at the Horse Sh... | Television Programme Archive |
| 24633 | RTÉ Archive (Television) | | 1964 | 7 October 1964 'Newsbeat' Comedy piece on washing so... | Television Programme Archive |
| 5214 | RTÉ Stills Library | 0021/038 | 1964 | Three women check fruit at Scott's Jam Factory in Ar... | Illustration Library |
| 22669 | Services Industrial Professional Technical Union (SIPTU) | | 1921-1964 | Rathfarnham Branch:Minute Books, 1923-1930Letterbook... | Irish Transport and General Workers Union |
| 11890 | Sligo Archives Service | Shelf E | 1911-1964 | Sligo Corporation Expenditure Books:1911-19121912-19... | |
| 22015 | St Brigid's Hospital, Ballinasloe | | 1964 | Record of Drugs, March 1964-[?]. | Ballinasloe District Lunatic Asylum |
| 22026 | St Davnet's Hospital, Monaghan | | 1947-1964 | Monaghan District Lunatic Asylum, Receptions, 1947-1... | Monaghan District Lunatic Asylum |
| 12106 | St Louis' Heritage Centre | ORP06/GB10 | 1869-1964 | Lists of Principals of St Martha's Orphanage, 1869-1... | |
| 12110 | St Louis' Heritage Centre | ORP51/GB10-ORP55/GB10 | 1869-1964 | Material relating to orphanages, St Martha's and... | |
| 12112 | St Louis' Heritage Centre | MCG15/GB30-MCG20/GB30 | 1950
1953
1964 | Photographs relating Mother Columbanus Greene, Monag... | |
| 22736 | Tower Museum, Derry-Londonderry | Ms33 | 1964-1992 | Derry Trades Council: Minute books, correspondence, ... | |
| 6889 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs8110 | 1930-1964 | Includes (numbers 86-97) correspondence between MacG... | Thomas MacGreevy papers |
| 10202 | Trinity College Dublin, Manuscripts and Archives Department | TCDMs8111 | 1919-1964 | Correspondence between Thomas MacGreevy and Dorothy ... | Thomas MacGreevy Papers |
| 9956 | UCC College Archives | SecO/file802/Box 5/2 | 1964-1971 | File relating to Limerick County Council Scholarship... | Secretary's Office |
| 9958 | UCC College Archives | SecO/file2071/no2/Box10/3 | 1942-1964 | File of general correspondence with the Registrar's ... | Secretary's Office |
| 9840 | UCC Special Collections & Archives | BL/EP/G/1213 | 1964 | Letter to Stephen A. Grehan from [Sister Marie Gallw... | Grehan Estate Collection |
| 9841 | UCC Special Collections & Archives | BL/EP/G/1214 | 1964 | Letter to Stephen A. and Cecily Grehan from Muriel C... | Grehan Estate Collection |
| 18466 | UCC Special Collections & Archives | BL/EP/R | 1656-1964 | 27 boxes.Section 1 ‘Land Ownership’ cont... | Ryan of Inch Collection |
| 2095 | UCD Archives | P93 (1-57) | 1914-1964 | Includes letters to Mrs Mary Barry following her son... | Kevin Barry Collection |
| 12415 | UCD Archives | UCDA P48a | 1872-1964 | These papers include information on the following ar... | Mary MacSwiney Papers |
| 4585 | Waterford City Archives | | 1964-1970 | Outpatients Book, 22 September 1964-10 June 1970. | Waterford City and County Infirmary |
| 4615 | Waterford City Archives | 36/1 | 1964-1971 | Anaesthetic Book, 24 September 1964-31 December 1971... | Waterford City and County Infirmary |
| 5924 | Waterford City Archives | AAC 20 | 1964 | Blank invitation for opening of Waterford Art Exhibi... | Arts Advisory Committee |
| 5941 | Waterford City Archives | Fin 7/6/ | 1906-1964 | Rates Centre Ward:1: 1906 - 19077: 1912 - 19138: 191... | Records of the Finance Department |
| 5942 | Waterford City Archives | Fin 7/6/ | 1964-1983 | Rates Centre Ward:59: 1964 - 196560: 1965 - 196661: ... | Records of the Finance Department |
| 5943 | Waterford City Archives | Fin 7/7/ | 1906-1964 | Rates Custom House A:1: 1906 - 19076: 1911 - 19127: ... | Records of the Finance Department |
| 5944 | Waterford City Archives | Fin 7/6/ | 1964-1982 | Rates Custom House A:59: 1964 - 196560: 1965 - 19666... | Records of the Finance Department |
| 11289 | Waterford County Archives | Section3/outsize volumes | 1945-1964 | Ledger of Incoming Money and Receipts, 28 August 194... | Lismore Castle Papers |
| 4305 | Westmeath County Archives Department | | 1964 | Letter to Mrs Alfreda Bilner, Ipswich, Surrey, from ... | Goldsmith Collection |
| 19202 | Westmeath County Archives Department | | 1964-1978 | Mullingar Swimming Pool, 1964-1978 | Westmeath County Council |
| 19205 | Westmeath County Archives Department | | 1964-1975 | Mullingar Regional water supply scheme, stage 1, 196... | Westmeath County Council |
| 19232 | Westmeath County Archives Department | | 1964-1968 | Water Rate Book and Rental:1 April 1964-31 March 196... | Westmeath County Council |
| 19242 | Westmeath County Archives Department | | 1951-1964 | Condemned Dwellings Register:[1951-1964] | Westmeath County Council |
| 19449 | Westmeath County Archives Department | | 1964 | Letter from Alfreda Bilner to Mr O'Conchubhair, ... | Goldsmith Collection |