Christopher O'Neill sentenced to six years for fatal Dublin attack

This report is a localnews.ie summary based on public court reporting and records; sources are listed below.

Christopher O'Neill was sentenced to six years in prison for the manslaughter of Martin Lynn, whom he punched in an unprovoked attack near Lynn’s home in Whitehall, Dublin, on 30 July 2023. Lynn died in hospital two days later. O'Neill pleaded guilty at Dublin Circuit Criminal Court at a late stage.

After sentencing, Lynn’s family said they were extremely disappointed with the sentence and would ask the Director of Public Prosecutions to appeal its leniency. They also called for a mandatory minimum sentence for one-punch attacks.