A shop in Co Meath sold the winning ticket in the €8.9 million Lotto draw on Wednesday night.
The National Lottery confirmed the winning ticket was sold at Lowthe’s Londis shop in Duleek.
It also said on Thursday evening it was still waiting to hear from the winning ticket holder.
It urged Lotto players in the county to check their tickets to see if they are Ireland’s 8th Lotto jackpot winner of the year.
A Dublin scam: After more than 10 years in New York, nothing like this had ever happened to me
Patrick Freyne: I am becoming a demotivational speaker – let’s all have an averagely productive December
The top 25 women’s sporting moments of the year: top spot revealed with Katie Taylor, Rhasidat Adeleke and Kellie Harrington featuring
Former Tory minister Steve Baker: ‘Ireland has been treated badly by the UK. It’s f**king shaming’
The winning numbers for Wednesday’s draw were 3, 8, 20, 24, 28, 29 and the bonus was 40.
The winner is advised to sign the back of their ticket and to keep it safe.
“The winner should make contact with the National Lottery prize claims team on 1800 666 222 or email claims@lottery.ie and arrangements will be made for them to claim their prize,” the National Lottery said in a statement.