| "The rest should be silence" : the second self in the works of John O’Donovan | McKenna, Bernard | Article in Journal | | 1995 |
| 'A shadowy but important figure' : Rudolf Thomas Siegfried | Ó Dochartaigh, Pól | Article in Book | Four Courts Press | 2011 |
| 'An honour to the nation' : publishing John O'Donovan's edition of the Annals of the Four Masters 1848-56 | Cunningham, Bernadette | Article in Book | Woodfield | 2006 |
| 'Their harmless calling' : Whitley Stokes and the Irish linguistic tradition | Moran, Pádraic | Article in Book | | 2011 |
| A star of the Beneda, 1834 | Wack, Mary F. | Article in Journal | | 2018 |
| Ainmleabhair Orbhraí agus na Coille Móire | Ó Dálaigh, Pádraig | Article in Book | | 2013 |
| An tslat féithleoige : ealaíona an dúchais, 1800-2000 | Ó Cadhla, Stiofán | Monograph or Collective Volume | Cló Iar-Chonnacht | 2011 |
| An unwonted toponymical error by John O'Donovan | Ó Muraíle, Nollaig | Article in Journal | | 2010 |
| Appendix : a nineteenth-century transcript of Ó Cianáin's manuscript | Ó Fearghail, FearghusÓ Macháin, Pádraig | Article in Book | | 2011 |
| Burton at the National Gallery. [...historical figures associated with Sir Frederic William Burton RHA (1816-1900),...in the current exhibitioin at the ...NGI] | Bourke, Marie | Article in Journal | | 2017 |
| Conall mac Mhícheáil Uí Bhréisléin of Glengesh: Last Hereditary Keeper of Bearnán Conaill | Ó Canann, Tomás G. | Article in Journal | | 2024 |
| Eadbhard Ó Raghallaigh, Seán O Donnabháin agus an tSuirbheireacht Ordanáis 1830-4 | Ó Maolfabhail, Art | Article in Journal | | 1991 |
| Early investigations at Knowth | Cleary, Kerry | Article in Book | | 2022 |
| George Petrie's essay on the Hill of Tara | Herity, Michael | Article in Book | | 2015 |
| In the footsteps of O'Donovan and O'Flyn. Settlement and religious practice in the parish of Kiltullagh from 1828 to 1858 | McGuire, Kevin | Article in Journal | | 2019 |
| James Hardiman : 19th-century scholar and Mayo man | Boran, Marie | Article in Journal | | 2018 |
| John O'Donovan "Our greatest man of learning" | O'Donovan, Peadar | Article in Journal | | 1997 |
| John O'Donovan and 'The Annals of the Four Masters' | Concannon, Helena | Article in Journal | | 1948 |
| John O'Donovan and 'The night of the big wind' | Mehigan, P. D. | Article in Journal | | 1945 |
| John O'Donovan and Colonel Larcom | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1945 |
| John O'Donovan and Dr. Todd | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1940 |
| John O'Donovan and the Annals | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1940 |
| John O'Donovan and the development of Celtic studies | Daly, Mary E. | Article in Book | | 2008 |
| John O'Donovan and the field named 'Gaul's Garden' on the ordnance map | Cody, Eamon | Article in Journal | | 1997 |
| John O'Donovan and the Four Masters | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1943 |
| John O'Donovan and the framing of early medieval Ireland in the nineteenth century | Swift, Catherine | Article in Journal | | 1994 |
| John O'Donovan and the Ordnance Survey | Smith, Gilian | Article in Book | | 2001 |
| John O'Donovan and Thomas le Keu: preliminary comments on processes af Anglicisation in Irish surnames | Swift, Catherine | Article in Journal | | 2015 |
| John O'Donovan of the Ordnance Survey at the Moat of Granard May 1837 | Herity, Michael | Article in Journal | | 2008 |
| John O'Donovan on place names | McGinn, Brendan | Article in Journal | | 1979 |
| John O'Donovan visits Magherlin | Malcomson, Tom | Article in Journal | | 1979 |
| John O'Donovan's Curragh | Costello, Con | Article in Book | | 2006 |
| John O'Donovan's edition of the Annals of the Four Masters (1848-51) | Ó Muraíle, Nollaig | Article in Book | | 2025 |
| John O'Donovan's edition of the Annals of the Four Masters : an Irish classic? | Cunningham, Bernadette | Article in Journal | | 2008 |
| John O'Donovan's edition of The annals of the kingdom of Ireland by the Four Masters | McGuinne, Dermot | Article in Book | | 2011 |
| John O'Donovan's family | Ó Lochlainn, Colm, 1892-1972 | Article in Journal | | 1940 |
| John O'Donovan's last illness | Herity, Michael | Article in Journal | | 2007 |
| John O'Donovan's letters from county Londonderry (1834) : letters containing information relative to the antiquities of the county Londonderry collected during the progress of the Ordnance Survey | O'Donovan, John, 1806-1861 | Monograph or Collective Volume | Ballinascreen Historical Society | 1992 |
| John O'Donovan's work on the ordnance survey | Tracy, Alice | Article in Journal | | 1964 |
| John O'Donovan, the man and the scholar | Walsh, Richard B. | Article in Book | | 1986 |
| Letters from Francis Drew to John O'Donovan 1861 | Herity, Michael | Article in Journal | | 2006 |
| Letters from the county Down : John O'Donovan's first field work for the Ordnance Survey | Boyne, Patricia | Article in Journal | | 1984 |
| Miscellanea. 4. A Catholic map of Ireland, 1859 | Herity, Michael | Article in Journal | | 2012 |
| Naming the place : the Ordnance Survey and its afterlives | Parsons, Cóilín | Article in Book | | 2020 |
| New letters from James Clarence Mangan to John O'Donovan | Shannon-Mangan, Ellen | Article in Journal | | 1988 |
| Ordnance survey letters : Kilkenny, 1839 : Letters containing information relative to the antiquities of the county of Kilkenny | NA | Monograph or Collective Volume | Fourmasters Press | 2003 |
| Seán Ó Donnabháin agus Eoghan Ó Comhraí | De hÓir, Éamonn | Monograph or Collective Volume | An Clóchomhar | 1962 |
| Seán Ó Donnabháin, ‘an cúigiú máistir’ | Ó Muraíle, Nollaig | Article in Book | | 1997 |
| Sean O'Donovan | Heylin, Frank | Article in Journal | | 1987 |
| Seanchas, suirbhéireacht agus eitneolaíocht : Seán Ó Donnabháin 1830-42 | Ó Cadhla, Stiofán | Article in Book | | 2013 |
| Some letters of Dr. John O'Donovan | O'Donovan, John, 1806-1861
| Article in Journal | | 1940 |
| Some letters of John O'Donovan | | Article in Journal | | 1944 |
| Some ordnance survey letters of Dr. John O'Donovan | | Article in Journal | | 1939 |
| The 'lost' letters of John O'Donovan | O'Donovan, John | Article in Book | | 2001 |
| The antiquities of County Clare : letters containing information relative to the antiquities of the County of Clare collected during the progress of the Ordnance Survey in 1839; & letters and extracts... | O'Curry, EugeneO'Donovan, John E. | Monograph or Collective Volume | Clasp | 1997 |
| The letters of John O'Donovan in County Fermanagh : dogs, turkeycocks and ganders | Cunningham, John B. 1944- | Article in Journal | | 1992 |
| The O'Donovan family of Atateemore, alias Blackney's Part, co. Kilkenny : planter development of lands, farmsteads and demesnes north of Waterford City | Herity, Michael | Article in Journal | | 2012 |
| The Ordnance Survey letters : Wicklow | | Monograph or Collective Volume | Roundwood & District Historical & Folklore Society and Kestrel Books | 2000 |
| The Ordnance Survey Letters of King's County: their place in the historical literature of the county | Byrne, Michael | Article in Journal | | 2013 |
| The use of the anastatic printing process in Ireland | Law, Edward | Article in Journal | | 2006 |
| Two letters of John O'Donovan | O'Donovan, John, 1806-1861 | Article in Journal | | 1954 |
| West Cork place-name studies: Bruno O'Donoghue, his predecessors and contemporaries | Collins, J.F. | Article in Journal | | 2015 |
| Whitley Stokes's correspondence with John O'Donovan, 1857-1861 | Herity, Michael | Article in Journal | | 2010 |
| Words in maps : Ireland seen by cartographers and writers from William Petty to Tim Robinson | Rossi, Massimo | Article in Book | | 2018 |