He presents a classical music programme on RTÉ lyric fm on Saturdays and Sundays called The Hamilton Scores.
For many years, he fronted a popular weekly quiz show on RTÉ, Know Your Sport, alongside fellow commentator Jimmy Magee.
[4] Hamilton was chief commentator for RTÉ Sport's coverage of the 2010 FIFA World Cup in South Africa, the ninth one in which he has been involved.
[8] The sports humour website, DangerHere.com, takes its title from another quote by Hamilton: "And Bonner has gone 165 minutes of these championships without conceding a goal.
Oh danger here..."[9] On 16 August 2011, he felt unwell and had a suspected heart attack, and later had several hours of emergency bypass surgery at the Blackrock Clinic in Dublin after being transferred from St. Vincent's University Hospital.