| 'A transient apparition' : British policy towards the de Valera government, 1932-5 | McMahon, Deirdre | Article in Journal | | 1981 |
| 'A worthy monument to a great man' : Piaras Béaslaí's 'Life of Michael Collins' | McMahon, Deirdre | Article in Journal | | 1996 |
| 'Our mendicant vigil is over' : Ireland and the United Nations, 1946-55 | McMahon, Deirdre | Article in Book | | 2005 |
| A larger and noisier southern Ireland : Ireland and the evolution of dominion status in India, Burma and the Commonwealth, 1942-9 | McMahon, Deirdre | Article in Book | | 2000 |
| An attack on Kilmallock R.I.C. barracks May 1920 | McMahon, Deirdre | Article in Journal | | 2000 |
| Introduction | Kennedy, Michael (Michael J.)Mahon, Deirdre | Article in Book | | 2005 |
| Ireland and the Empire-Commonwealth, 1900-1948 | McMahon, Deirdre | Article in Book | | 1999 |
| Ireland and the Empire-Commonwealth, 1918-1972 | McMahon, Deirdre | Article in Book | | 2005 |
| Ireland, the Dominions and the Munich Crisis | McMahon, Deirdre | Article in Journal | | 1979 |
| Ireland, the Empire and the Commonwealth | McMahon, Deirdre | Article in Book | | 2004 |
| Irish home rule as devolutionary paradigm, 1914-39 | McMahon, Deirdre | Article in Book | | 2006 |
| John Charles McQuaid : archbishop of Dublin, 1940-72 | McMahon, Deirdre | Article in Book | | 2000 |
| Malcolm MacDonald (dominions secretary, 1935-40) and Anglo-Irish relations | MacMahon, Deirdre | Thesis | | 1975 |
| Maurice Moynihan (1902-1999) Irish civil servant : an appreciation | McMahon, Deirdre | Article in Journal | | 2000 |
| Michael Collins - his biographers Piaras Béaslaí and Rex Taylor | McMahon, Deirdre | Article in Book | | 1998 |
| Obligations and responsibilities : Ireland and the United Nations, 1955-2005 : essays marking fifty years of Ireland's United Nations membership | | Monograph or Collective Volume | Institute of Public Administration | 2005 |
| Reconstructing Ireland's past : a history of the Irish Manuscripts Commission | Kennedy, Michael (Michael J.)McMahon, Deirdre | Monograph or Collective Volume | Irish Manuscripts Commission | 2009 |
| Republicans and imperialists : Anglo-Irish relations in the 1930s | McMahon, Deirdre | Monograph or Collective Volume | Yale University Press | 1984 |
| Review article. Plato's Cave? | McMahon, Deirdre | Article in Journal | | 2008 |
| Robin Dudley Edwards (1909-1988) and Irish archival development | McMahon, Deirdre | Article in Journal | | 2010 |
| Roger Casement : an account from the archives of his reinterment in Ireland | McMahon, Deirdre | Article in Journal | | 1996 |
| The 1926 Imperial Conference and Kevin O'Higgins's proposals for a dual monarchy | | Article in Journal | | 2013 |
| The 1947 partition of India: Irish parallels | McMahon, Deirdre | Article in Journal | | 2010 |
| The Chief Justice and the Governor General Controversy in 1932 | McMahon, Deirdre | Article in Journal | | 1982 |
| The Irish settlement meeting of the Unionist Party, 7 July 1916 | | Article in Journal | | 2009 |
| The Moynihan brothers in peace and war, 1908-1918 : their new Ireland | McMahon, DeirdreMoynihan, JohnMoynihan, Michael | Monograph or Collective Volume | Irish Academic Press | 2004 |
| The politician - a reassessment | McMahon, Deirdre | Article in Journal | | 1998 |