Case No. 2707Murder · Co. Dublin · 29 Jul 2022

David Dunne sentenced to life for murder of Robert O'Connor at Mountjoy Prison

David Dunne, 40, was sentenced to life at the Central Criminal Court for the murder of Robert O'Connor, 34, who was lured to a cell at Mountjoy Prison, Dublin 7, on 29 July 2022 and had his head stamped on in a vicious and unprovoked assault. Dunne, who has 123 convictions since 1998, was convicted by a jury in less than three hours.

  1. Reportednot reported
  2. Arrestednot reported
  3. Chargednot reported
  4. In courtnot reported
  5. Verdictnot reported
  6. Sentenced16 Dec
reportedhappened, not reportedlatest stagenot yet

Key facts

consolidated from all reports
14 statements extracted from the articles
  • whatDavid Dunne was sentenced to a mandatory life sentence for murder. (irishtimes.com)
  • whatDunne lured O'Connor into his cell and stamped on his head more than once. (irishtimes.com)
  • whatO'Connor was taken to Mater Hospital on life support and pronounced dead three days later. (irishtimes.com)
  • whereThe murder took place at Mountjoy Prison, North Circular Road, Dublin 7. (irishtimes.com)
  • whenThe murder occurred on 29 July 2022. (irishtimes.com)
  • courtDunne pleaded not guilty at his trial in the Central Criminal Court. (irishtimes.com)
  • courtThe jury took less than three hours to unanimously convict Dunne. (irishtimes.com)
  • sentenceMs Justice Mary Ellen Ring imposed the mandatory life sentence from the date Dunne went into custody on 1 September 2023. (irishtimes.com)
  • otherDavid Dunne has 123 convictions since 1998. (irishtimes.com)
  • otherAt the time of the killing, Dunne was serving a four-and-a-half year sentence for robbery and other offences. (irishtimes.com)
  • otherDunne was placed in State care as a very young child and had been in and out of care his whole life. (irishtimes.com)
  • otherRobert O'Connor loved horses as a child. (irishtimes.com)
  • otherDunne's last address was Summerhill, Dublin 1. (irishtimes.com)
  • otherDunne's mother was unwell and unable to travel to visit him. (irishtimes.com)

The reporting

newest first
  1. 16 Dec2024
    ‘Institutionalised’ prisoner with 123 convictions sentenced for life for ‘vicious’ murder of fellow inmate

    Reports the sentencing of David Dunne to a mandatory life sentence for the murder of fellow inmate Robert O'Connor at Mountjoy Prison, including details of the trial, the victim impact statement, and the judge's remarks.

    victim, 34, male, irish (judged from name)convicted, David Dunne, 40, male, named, irish (judged from name)David Dunne