The last jackpot of 2017 amounted to €38,906,715 and the victor managed to land the big win by matching all five and the two lucky stars.
The priest recalled hearing last week that one of the two winning EuroMillions Plus tickets had been purchased in Donnybrook Fair, claiming: "I didn't get too excited when I heard this first".
The winning numbers were 04, 08, 22, 23, 48, with the lucky stars 01 and 12.
It has been a busy few days for the Irish National Lottery as the search is underway for the owner of Friday night's EuroMillions jackpot.
An Irish priest, who is based in Florida but home for Christmas, has won €500,000 in the EuroMillions draw.More news: Josh McDaniels among favorites to land Giants job
" At this stage we don't know if it's a single victor or a syndicate", he said.
Monsignor Delaney won £15,000 before in the old Irish Sweepstakes and also scooped prizes of $3000 and $5000 during his time in America.
The National Lottery confirmed that the winning Quick Pick ticket was bought on December 22 from the WH Smith shop at arrivals in Terminal 1 at Dublin Airport.
A Dublin syndicate won €88.5m last January and a west of Ireland syndicate walked away with €29m last July.
THE hunt for Ireland's newest multi-millionaire continues as Lotto bosses reveal they wouldn't release the location of where Friday's €39 million EuroMillions winning ticket was sold in Ireland just yet. The ticket was sold in Centra, Ballybrack, Co Dublin.