| Albert Reynolds, 1992-4 | Mansergh, Martin | Article in Book | | 2025 |
| Bertie Ahern, 1997-2008 | Clifford, Mick | Article in Book | | 2025 |
| Brian Cowen, 2008-11 | Reidy, Theresa | Article in Book | | 2025 |
| Charles Haughey, 1979-81, 1982, 1987-92 | Murphy, Gary | Article in Book | | 2025 |
| Éamon de Valera, 1932-48; 1952-4; 1957-9 | McCullagh, David | Article in Book | NA | 2025 |
| Enda Kenny, 2011-17 | McGee, Harry | Article in Book | | 2025 |
| Garret FitzGerald, 1981-2, 1982-7 | O'Malley, Eoin | Article in Book | | 2025 |
| Jack Lynch, 1966-73, 1977-9 | Collins, Stephen | Article in Book | | 2025 |
| John A. Costello, 1948-51, 1954-7 | Lysaght, Charles | Article in Book | NA | 2025 |
| John Bruton, 1994-7 | Dempsey, Matthew | Article in Book | NA | 2025 |
| Leo Varadkar, 2017-20, 2022-4 | Ryan, Philip | Article in Book | | 2025 |
| Liam Cosgrave, 1973-7 | Foley, Deirdre | Article in Book | | 2025 |
| Micheál Martin, 2020-2, 2025-
| Reilly, Gavan | Article in Book | | 2025 |
| Seán Lemass, 1959-66 | Evans, Bryce | Article in Book | | 2025 |
| Simon Harris, 2024-5 | Leahy, Pat | Article in Book | | 2025 |
| The office of Taoiseach
| O'Malley, Eoin | Article in Book | | 2025 |
| The Taoiseach : a century of political leadership | | Monograph or Collective Volume | Swift Press | 2025 |
| W. T. Cosgrave, 1922-32 | Meehan, Ciara | Article in Book | NA | 2025 |