| 'Remember your soul and your liberty' - the 1836 Longford by-election | Collins, Stephen | Article in Journal | | 2024 |
| 1916 and what it means today | Collins, Stephen | Article in Journal | | 2016 |
| Breaking the mould : how the PDs changed Irish politics | Collins, Stephen | Monograph or Collective Volume | Gill & Macmillan | 2005 |
| Fianna Fáil since Lemass | Collins, Stephen | Monograph or Collective Volume | [s.n.] | 2000 |
| From MacEoin to Reynolds : County Longford politics, 1960-2000 | Collins, Stephen | Article in Book | | 2010 |
| Jack Lynch, 1966-73, 1977-9 | Collins, Stephen | Article in Book | | 2025 |
| John Redmond | Collins, Stephen | Article in Book | | 2012 |
| John Redmond: Discarded leader | Collins, Stephen | Article in Journal | | 2009 |
| Labour and Europe: from no to yes | Collins, Stephen | Article in Book | | 2012 |
| Longford Musketeers : the Farrells of Annaly and the sieges of St. Ghislain and Tangier | Collins, Stephen | Article in Journal | | 2003 |
| Michael Cusack and the rise of the GAA | Collins, Stephen | Article in Book | | 2016 |
| People, politics and power : from O'Connell to Ahern | Collins, Stephen | Monograph or Collective Volume | O'Brien Press | 2007 |
| Saving the State: Fine Gael from Collins to Varadkar | Collins, Stephen & Meehan, Ciara | Monograph or Collective Volume | Gill Books | 2020 |
| Spring and the labour story | Collins, Stephen | Monograph or Collective Volume | O'Brien Press | 1993 |
| The Cosgrave legacy | Collins, Stephen | Monograph or Collective Volume | Blackwater | 1996 |
| The Farrell clan in Europe | Collins, Stephen | Monograph or Collective Volume | Farrell Clan Committee | 1997 |
| The Haughey file : the unprecedented career and last years of the Boss | Collins, Stephen | Monograph or Collective Volume | O'Brien Press | 1992 |
| The Irish parliamentary tradition | Collins, Stephen | Article in Journal | | 2010 |
| The Oatlands jubilee book 1915-2001 | | Monograph or Collective Volume | Oatlands College | 2001 |
| The parliamentary lobby system | Collins, Stephen | Article in Book | | 2004 |
| The power game : Fianna Fáil since Lemass | Collins, Stephen | Monograph or Collective Volume | O'Brien | 2000 |
| The power game : Ireland under Fianna Fáil | Collins, Stephen | Monograph or Collective Volume | O'Brien Press | 2001 |