| A Dublin school of medicine and surgery : an account of the schools of surgery, Royal College of Surgeons, Dublin, 1789-1948 | Widdess, J. D. H. | Monograph or Collective Volume | [s.n.] | 1949 |
| A history of the Royal College of Physicians of Ireland, 1654-1963 | Widdess, J. D. H. | Monograph or Collective Volume | Livingstone | 1964 |
| A notable Irish physician | Widdess, J. D. H. | Article in Journal | | 1957 |
| An account of the school of surgery, Royal College of Surgeons, Dublin 1789-1948 | Widdess, J. D. H. | Monograph or Collective Volume | Livingstone | 1949 |
| An index to the biographical notices, papers on the history of medicine etc., in the 'Irish Journal of Medical Science' from January 1955 to December 1959 | Widdess, J. D. H. | Article in Journal | | 1960 |
| Officers of St Patrick's Hospital, 1746-1948 | Widdess, J. D. H. | Article in Book | | 1948 |
| Robert Adair | Widdess, J. D. H. | Article in Journal | | 1948 |
| Robert M'Donnell - a pioneer of blood transfusion; with a survey of transfusion in Ireland, 1832-1922 | Widdess, J. D. H. | Article in Journal | | 1952 |
| St Patrick's Hospital, 1746-1899 | Widdess, J. D. H. | Article in Book | | 1948 |
| The beginnings of medical microscopy in Ireland | Widdess, J. D. H. | Article in Journal | | 1948 |
| The Charitable Infirmary, Jervis Street, Dublin 1718-1968 | | Monograph or Collective Volume | Hely | 1968 |
| The Dublin house of industry | Widdess, J. D. H. | Article in Book | | 1952 |
| The Magdalen Asylum Dublin, 1766-1966 : foundation and early years | Widdess, J. D. H. | Monograph or Collective Volume | J.D.H. Widdess | 1966 |
| The Richmond, Whitworth and Hardwicke hospitals, 1772-1972 | Widdess, J. D. H. | Monograph or Collective Volume | Richmond Hospital | 1972 |
| The Royal College of Surgeons in Ireland and its medical school 1784-1984. | Widdess, J. D. H. | Monograph or Collective Volume | Royal College of Surgeons in Ireland | 1982 |
| The Royal College of Surgeons in Ireland and its medical school, 1784-1966. | Widdess, J. D. H. | Monograph or Collective Volume | | 1967 |