| A Trinity College, Dublin oration for Mountjoy | Barry, John | Article in Book | | 2004 |
| Canon Sheehan | Barry, John | Article in Journal | | 1946 |
| Derricke and Stanihurst : a dialogue | Barry, John | Article in Book | | 2009 |
| Discovery of the true causes why Ireland was never entirely subdued | Barry, JohnDavies, John, Sir | Monograph or Collective Volume | Irish University Press | 1969 |
| Great deeds in Ireland: Richard Stanihurst's De rebus in Hibernia gestis | Stanihurst, Richard | Monograph or Collective Volume | Cork UP | 2013 |
| Guide to the records of the Genealogical Office, Dublin, with a commentary on heraldry in Ireland and on the history of the Office | Barry, John | Article in Book | | 1998 |
| Guide to the records of the Genealogical Office, Dublin, with a commentary on heraldry in Ireland and on the history of the Office | Barry, John | Article in Journal | | 1971 |
| Hillsborough : a parish in the Ulster Plantation | Barry, John | Monograph or Collective Volume | William Mullen & Son | 1982 |
| Hillsborough years | Barry, John | Article in Book | | 1978 |
| Last years | Barry, John | Article in Book | | 1978 |
| Miscellanea : the arms of Ireland and Munster | Barry, John | Article in Journal | | 1962 |
| National identities, historical narratives and patron states in Northern Ireland | Barry, John | Article in Book | | 2003 |
| Richard Stanihurst's De Rebus in Hibernia Gestis | Barry, John | Article in Journal | | 2004 |
| Survivals of organisation of the early Irish church in late medieval and early modern Irish society | Barry, John | Thesis | | 1949 |
| The Bishop remembered | Barry, John | Article in Journal | | 1993 |
| The Church of Saint Patrick in Ulster: a short guide to history | Barry, John | Monograph or Collective Volume | The Diocesan Pilgimage Committee of Down and Dromore | 1961 |
| The duke of Devonshire's Irish estates, 1794-7 : reports by Henry Bowman, agent... with a brief description of the Lismore castle Mss. in the National Library | | Article in Journal | | 1960 |
| The Erenagh in the monastic Irish church | Barry, John | Article in Journal | | 1958 |
| The military history of Youghal | Barry, John | Article in Journal | | 1959 |
| The office and function of coarb and erenagh in the Irish church | Barry, John | Thesis | | 1952 |