They won the EuroMillions Top Prize from Tuesday.
The winner of a half-a-million-euro lotto ticket in Laois has come forward.
The winning ticket in Tuesday's EuroMillions Plus Top Prize was bought at the Daybreak store on Main Street in Borris in Ossory.
The National Lottery has confirmed they've made contact with the claims team, and arrangements are being made for them to collect their prize.
Sarah Orr from the National Lottery is encouraging the winner to think about what they'll spend their money on: