| Cardinal Bourne and Ireland | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1940 |
| Cardinal Wiseman and Ireland | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1950 |
| Churchill and the naval chaplains | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1965 |
| Daniel O'Connell, the Irish liberator | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | | 1929 |
| Daniel O'Connell. | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | | 1947 |
| De Valera | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Jarrolds | 1933 |
| Denny Lane and Thomas Davis | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1949 |
| Dr. Hussey and Edmund Burke | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1928 |
| Edward Martyn and the Irish revival | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Jonathan Cape | 1930 |
| England : the famine and the church in England | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| Father Gentili, 1801-48 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1948 |
| Father Kenyon and Young Ireland | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1949 |
| Great Britain : England and Wales | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Gill | 1968 |
| Ireland and the Catholic revival | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1950 |
| James Roche, 'father' of U.C.C. | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1948 |
| James Stephens and the Fenian rising | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1968 |
| John E. Pigot and Thomas Davis | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1949 |
| John Keogh : the pioneer of Catholic Emancipation | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | NA | 1930 |
| John Redmond | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1956 |
| Newman and Father Dominic Barberi | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1945 |
| Newman and his university | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1951 |
| O'Connell, Davis and the Colleges Bill | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| O'Connell, Davis and the Colleges Bill | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Basil Blackwell | 1948 |
| Patrick Pearse | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1923 |
| Pugin and Maynooth | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1952 |
| Roger Casement's last weeks | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1965 |
| Rome and the British veto, 1829-47 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1951 |
| Sir Bertram Windle, 1858-1929 : a centenary tribute | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1958 |
| Sir Robert Peel and O'Connell | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1928 |
| Sir Thomas Deane and the college buildings | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1950 |
| Smith O'Brien and the 'secession' | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| Smith O'Brien and Young Ireland | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| Some afterthoughts on the Newman centenary celebrations | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1954 |
| Standish O'Grady | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1970 |
| The famine and the Church in England | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| The history of partition, 1912-1925 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | Browne and Nolan | 1950 |
| The Irish Free State, 1922-7 | Gwynn, D. R. (Denis Rolleston), 1893-1972, | Monograph or Collective Volume | | 1928 |
| The life and death of Roger Casement | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | | 1930 |
| The life of John Redmond | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | | 1932 |
| The Munster College petitions in 1838 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| The O'Gorman Mahon : duellist, adventurer and politician | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | | 1934 |
| The origins and growth of University College, Cork | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1958 |
| The origins of Queen's College, Cork | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1947 |
| The priests and Young Ireland in 1848 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1948 |
| The Radicals and emancipation | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1929 |
| The Radicals and emancipation | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1929 |
| The rising of 1848 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1948 |
| Thomas Francis Meagher | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | National University of Ireland | 1962 |
| Thomas M. Kettle, 1880-1916 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1966 |
| William Smith O'Brien | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Journal | | 1946 |
| Young Ireland | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Article in Book | | 1949 |
| Young Ireland and 1848 | Gwynn, D. R. (Denis Rolleston), 1893-1972 | Monograph or Collective Volume | | 1949 |