| 'Cold House': The Unionist counter-revolution and the invention of Northern Ireland | O'Leary, Brendan | Article in Book | | 2017 |
| Afterword : what is framed in the framework documents | O'Leary, Brendan | Article in Journal | | 1995 |
| An Taoiseach : the Irish prime minister | O'Leary, Brendan | Article in Journal | | 1991 |
| Comparative political science and the British-Irish Agreement | O'Leary, Brendan | Article in Book | | 2001 |
| Election report : the Irish general election of November 1992 | O'Leary, Brendan | Article in Journal | | 1993 |
| Explaining Northern Ireland : broken images | McGarry, JohnO'Leary, Brendan | Monograph or Collective Volume | Blackwell Publishers | 1995 |
| Five fallacies : Northern Ireland and the liabilities of liberalism | McGarry, JohnO'Leary, Brendan | Article in Journal | | 1995 |
| Further Europeanisation? the Irish general election of June 1989 | O'Leary, BrendanPeterson, John | Article in Journal | | 1990 |
| Introduction : reflections on a cold peace | O'Leary, Brendan | Article in Journal | | 1995 |
| Machnamh on Constitutional Trajectories Since 1922 | O'Leary, Brendan | Article in Book | NA | 2023 |
| Making sense of a united Ireland : should it happen? How might it happen? | O'Leary, Brendan | Monograph or Collective Volume | Sandycove | 2022 |
| Northern Ireland | O'Leary, Brendan | Article in Book | | 2004 |
| Party images in Northern Ireland : evidence from a new dataset | Coakley, JohnGarry, JohnMatthews, NeilO'Leary, Brendan | Article in Journal | | 2019 |
| Power shared after the death of thousands | McGarry, John,O'Leary, Brendan | Article in Book | | 2009 |
| Public attitudes to different possible models of a united Ireland : evidence from a citizens’ assembly in Northern Ireland | Coakley, JohnGarry, JohnO'Leary, BrendanPow, JamesWhitten, Lisa | Article in Journal | | 2020 |
| Review article. Cuttlefish, cholesterol and 'Saoirse' | O'Leary, Brendan | Article in Journal | | 2007 |
| The Conservative stewardship of Northern Ireland, 1979-97 : sound-bottomed contradictions or slow learning? | O'Leary, Brendan | Article in Journal | | 1997 |
| The Northern Ireland conflict | McGarry, JohnO'Leary, Brendan | Monograph or Collective Volume | Oxford University Press | 2003 |
| The politics of antagonism : understanding Northern Ireland | McGarry, JohnO'Leary, Brendan | Monograph or Collective Volume | Athlone Press | 1993 |
| The shackles of the state & hereditary animosities: Colonialism in the interpretation of Irish history | O'Leary, Brendan | Article in Journal | | 2014 |