| 'He lost himself completely' : shell shock and its treatment at Dublin's Richmond War Hospital, 1916-1919 | Kelly, Brendan | Monograph or Collective Volume | Liffey Press | 2014 |
| Ada English : patriot and psychiatrist | Kelly, Brendan | Monograph or Collective Volume | Irish Academic Press | 2014 |
| Asylum: Inside Grangegorman | Kelly, Brendan | Monograph or Collective Volume | Royal Irish Academy | 2023 |
| Criminal insanity in nineteenth-century Ireland, Europe and the United States: cases, contexts and controversies | Kelly, Brendan D. | Article in Journal | | 2009 |
| Custody, care and criminality : clinical aspects of forensic psychiatric institutionalisation in late nineteenth- and early twentieth-century Ireland | Kelly, Brendan D. | Thesis | | |
| Custody, care and criminality : forensic psychiatry and law in 19th-century Ireland | Kelly, Brendan | Monograph or Collective Volume | History Press Ireland | 2014 |
| Dr Ada English : patriot and psychiatrist | Kelly, Brendan | Article in Journal | | 2017 |
| Folie à plusieurs : forensic cases from nineteenth-century Ireland | Kelly, Brendan D. | Article in Journal | | 2009 |
| Hearing voices : the history of psychiatry in Ireland | Kelly, Brendan | Monograph or Collective Volume | Irish Academic Press | 2016 |
| In search for madness : a psychiatrists travels through the history of mental illness | Kelly, Brendan | Monograph or Collective Volume | Gill Books | 2022 |
| Intellectual disability, mental illness and offending behaviour: forensic cases from early twentieth-century Ireland | Kelly, Brendan D. | Article in Journal | | 2009 |
| Myths, madness and insane ears | Kelly, Brendan | Article in Journal | | 2017 |
| Poverty, Crime and Mental Illness : Female Forensic Psychiatric Committal in Ireland, 1910–1948 | Kelly, Brendan D. | Article in Journal | | 2008 |
| Syphilis, psychiatry and offending behaviour: clinical cases from nineteenth-century Ireland | Kelly, Brendan D. | Article in Journal | | 2009 |
| The Mental Treatment Act 1945 in Ireland : an historical enquiry | Kelly, Brendan D. | Article in Journal | | 2008 |
| The Richmond War Hospital, 1916-1919: treating Ireland's forgotten victims of the Great War | Kelly, Brendan | Article in Journal | | 2018 |
| Tuberculosis in the nineteenth-century asylum : clinical cases from the Central Criminal Lunatic Asylum, Dundrum, Dublin. | Kelly, Brendan D. | Article in Book | | 2012 |