BBC Sport reports that President Donald Trump is scheduled to attend the Irish Open taking place at Doonbeg Golf Club.
Rory McIlroy will attempt to retain his championship having won the event previously in 2017 and 2024.
Jon Rahm, a five-time major winner, joins McIlroy in their quest for a third Irish Open victory.
Rahm secured back-to-back wins at Portstewart in 2017 and Lahinch two years later before returning to the tournament this year.
A significant number of European Ryder Cup players are participating, including captain Luke Donald alongside Robert MacIntyre, Sepp Straka and twins Nicolai and Rasmus Hojgaard.
The group of Ryder Cup regulars includes individuals who previously defeated McIlroy in 2024 when he finished tied for first at Royal County Down.
Five-time major winner Brooks Koepka is also returning after failing to make the cut during his debut last season.
Local interest remains strong with Padraig Harrington, a three-time major champion, and Seamus Power, a two-time PGA Tour winner, both in contention.
Shane Lowry aims for his first individual triumph since 2024 following his amateur victory in the national title in 2009.
Tom McKibbin arrives in good form after finishing tied sixth at last month's British Masters despite a late-round collapse.