| 'British Union' : the Orange Order and Newfoundland's confederation with Canada 1948-9 | FitzGerald, John Edward | Article in Book | Four Courts Press | 2007 |
| 'The true father of confederation'? : Archbishop E. P. Roche, Term 17, and Newfoundland's confederation with Canada | Fitzgerald, John Edward | Article in Journal | | 1998 |
| A charge delivered to the clergy of the diocese of Dublin, at the Visitation, November 14th, 1924 | Fitzgerald, John Allen | Monograph or Collective Volume | Church of Ireland Printing Co. | 1924 |
| A charge delivered to the clergy of the diocese of Dublin, at the Visitation, November 9th, 1927 | Fitzgerald, John Allen | Monograph or Collective Volume | Church of Ireland Printing Co. | 1927 |
| Callan in the rare old times | Fitzgerald, John | Monograph or Collective Volume | Callan Press | 2003 |
| Did Bonnie Prince Charlie find refuge in Donegal? | Fitzgerald, John | Article in Journal | | 1981 |
| Drogheda merchants of the 18th century | Fitzgerald, John | Article in Journal | | 1986 |
| Economic innovation in Irish towns in the early eighteenth century | FitzGerald, John | Thesis | | 1972 |
| From Economic Development to St. Andrews : half a century of economic and social policy-making | Fitzgerald, John | Article in Book | | 2009 |
| From the inside out : an account of all the prisoners hanged at H.M.P. Belfast | Fitzgerald, Johnston J. | Monograph or Collective Volume | J.J. Fitzgerald | 1995 |
| Ireland-Japan connections and crossing : celebrating sixty-five years of diplomatic relations | | Monograph or Collective Volume | Cork University Press | 2022 |
| Ireland-Japan connections and crossing : celebrating sixty-five years of diplomatic relations | | Monograph or Collective Volume | Cork University Press | 2022 |
| Irish demography since 1740 | Fitzgerald, John | Article in Book | | 2016 |
| Kilkenny city and county : people, place, faces | Fitzgerald, John | Monograph or Collective Volume | Callan Press | 2003 |
| Lundy Foot & Company, Tobacco & Snuff Manufacturers | Fitzgerald, John | Article in Journal | | 2018 |
| Michael Anthony Fleming and ultramontanism in Irish-Newfoundland roman catholicism, 1829-1850 | Fitzgerald, John Edward | Article in Journal | | 1998 |
| Peter Roughan - 'a Callanman looks back' | Fitzgerald, John | Article in Book | | 2007 |
| The Drogheda textile industry, 1780-1820 | Fitzgerald, John | Article in Journal | | 1981 |
| The heather fort | Fitzgerald, John | Article in Journal | | 1979 |
| The Kearney hangings at Bohernabreena in 1816 - were they guilty? | Fitzgerald, John | Article in Journal | | 2017 |
| The magnificent nine : Callan nuns blaze a trail down under | Fitzgerald, John | Article in Book | | 2010 |
| The story of Ireland's failure - and belated success | Fitzgerald, John | Article in Book | | 2000 |
| Wage formation and the labour market | Fitzgerald, John | Article in Book | | 1999 |
| War of Independence (1919-21) | Fitzgerald, John | Article in Book | | 2007 |
| “Till debt do us part” : financial implications of the divorce of the Irish Free State from the United Kingdom, 1922–1926 | Fitzgerald, John ; Kenny, Seán | Article in Journal | | 2019 |