Stay up to date with the latest news
Subscribe to our telegram channel
Croatia controlled the match and clinched a well-deserved victory. Two goals from Mario Mandzukic and a goal from Nikica Jelavic completed a comfortable win for Slaven Bilic's side.
Sean St Ledger scored only goal for the Irish on 19 minutes, but their performance lacked any real momentum throughout a sodden night in Poznan.
After this victory, Croatia topped the Group C of the Euro-2012.