There was one winner of tonight’s Lotto jackpot worth €4.4m.
The winning ticket was sold in Lifford, Co Donegal.
The winning numbers were 1, 2, 7, 33, 34, 40 and the bonus number was 6.
Tonight's jackpot has been rolling over since 23 December.
The winning ticket was a quick pick sale.
A spokesperson for the National Lottery said tonight's win is a "fantastic way to start the new year" for the winner.
The spokesperson has appealed to ticket holders in the north west of the country to check their numbers.