Ireland Case No. 9001Manslaughter · Co. Louth
Man jailed over Dundalk manslaughter of his mother
Luke Donnelly, a 29-year-old man of no fixed abode, admitted killing his mother, Catherine Henry, aged 62, at her apartment on Bridge Street in Dundalk, Co Louth, on 23 May 2023. He denied murder but was found not guilty of murder and convicted of manslaughter by a jury in February, which accepted his defence of provocation. Mr Justice Paul McDermott sentenced him at the Central Criminal Court, and reports published on 19 June 2026 give his sentence as either six-and-a-half years or seven-and-a-half years with the final year suspended.
- Reportednot reported
- Arrestednot reported
- Chargednot reported
- In courtnot reported
- Verdictnot reported
- Sentenced19 Jun
2 reports
reportedhappened, not reportedlatest stagenot yet
Key facts
consolidated from all reports- What happened
- Luke Donnelly, aged 29, admitted killing his mother, Catherine Henry, aged 62, but denied murder.
- Where
- The killing took place at Ms Henry's apartment on Bridge Street in Dundalk, Co Louth.
- When
- The killing took place on 23 May 2023.
- Cause
- Donnelly kicked his mother to death in an attack he said lasted five seconds.
- A pathologist said Ms Henry died from severe blunt force trauma to the head.
- Investigation
- Donnelly left the scene and did not seek medical help for his mother.
- Charges
- Donnelly denied murder but admitted killing his mother.
- In court
- A jury found him not guilty of murder but convicted him of manslaughter in February, accepting his defence of provocation after he said he had lost it when his mother lunged at him.
- Mr Justice Paul McDermott sentenced Donnelly at the Central Criminal Court and set a headline sentence of ten years before mitigation.
- Other details
- Donnelly had taken a cocktail of drugs in the hours before the killing, and the judge said drug use was a factor but not a defence.
- Some family members became upset and shouted at Donnelly as he was taken away to serve his sentence.
- Sentence
- Reports differ on the sentence: one gives six-and-a-half years in prison, while another gives seven-and-a-half years with the final year suspended for two years.
21 statements extracted from the articles
- whatLuke Donnelly admitted killing his mother, Catherine Henry. (rte.ie)
- whatDonnelly kicked his mother, Catherine Henry, to death. (dundalkdemocrat.ie)
- whereThe killing happened at the victim's apartment on Bridge Street in Dundalk. (rte.ie)
- whereThe killing took place at Ms Henry's apartment on Bridge Street in Dundalk, Co Louth. (dundalkdemocrat.ie)
- whenThe killing happened on 23 May 2023. (rte.ie)
- whenThe killing took place on a date unknown between May 23 and 24, 2023. (dundalkdemocrat.ie)
- causeDonnelly kicked his mother to death in an attack he said took five seconds. (rte.ie)
- causeA pathologist said Ms Henry died from severe blunt force trauma to the head. (dundalkdemocrat.ie)
- chargeDonnelly denied murder but admitted killing his mother. (rte.ie)
- courtHe was found not guilty of murder but convicted of manslaughter. (rte.ie)
- courtThe jury accepted his defence of provocation. (rte.ie)
- courtDonnelly was found not guilty of murder but guilty of manslaughter by a jury in February. (dundalkdemocrat.ie)
- courtMr Justice Paul McDermott sentenced Donnelly at the Central Criminal Court. (dundalkdemocrat.ie)
- sentenceDonnelly was jailed for six-and-a-half years. (rte.ie)
- sentenceMr Justice Paul McDermott sentenced Donnelly to seven-and-a-half years in prison, with the final year suspended for two years. (rte.ie)
- sentenceThe judge set a headline sentence of ten years before mitigation. (dundalkdemocrat.ie)
- sentenceDonnelly was sentenced to seven and a half years, with the last 12 months suspended for two years. (dundalkdemocrat.ie)
- otherDonnelly had taken a cocktail of drugs in the hours before the killing. (rte.ie)
- otherSome family members became upset and shouted at Donnelly as he was taken away to serve his sentence. (rte.ie)
- otherThe defendant left the scene and did not seek medical help for his mother. (dundalkdemocrat.ie)
- otherThe judge said drug use was a factor in the killing but not a defence. (dundalkdemocrat.ie)
The reporting
newest first- 19 Jun2026Man who 'brutally killed' allegedly abusive mother in Dundalk gets 6.5 years
Reports the sentencing of Luke Donnelly after his February manslaughter conviction; gives the sentence, the judge's remarks and the defence and prosecution positions on culpability.
convicted, Luke Donnelly, 29, male, named, irish (judged from name)Luke Donnellyvictim, Catherine Henry, 62, female, irish (judged from name)Catherine Henry - 19 Jun2026Kickboxer who 'lost it' jailed for mother's manslaughter
Sentencing report for a case not in the existing list. The article gives two sentence lengths: six-and-a-half years in the opening line and seven-and-a-half years with the final year suspended in the body.
convicted, Luke Donnelly, 29, male, named, irish (judged from name)Luke Donnellyvictim, Catherine Henry, 62, female, irish (judged from name)Catherine Henry