Michael D Higgins mentioned McIlroy’s thrilling victory, which lastly secured him a profession Grand Slam of main victories, was a “really excellent achievement”.
Northern Eire’s First Minister Michelle O’Neill mentioned the Holywood golfer’s “unbelievable” triumph positioned him among the many sport’s biggest.
“This can be a big second in sporting historical past, and one which has crammed everybody again house with nice delight and that can undoubtedly encourage future generations to chase their desires,” she posted on X.
“Benefit from the well-deserved celebrations, Rory!”
Deputy First Minister Emma Little-Pengelly mentioned she was “completely delighted” for McIlroy.
“That is an unbelievable achievement and he really has made Northern Eire happy with the worldwide stage,” she posted.
“The way in which he held his nerve to win it and at last get the inexperienced jacket, and to finish the profession Grand Slam is exceptional.”
Ms Little-Pengelly mentioned she was already trying ahead to seeing McIlroy on house fairways in the summertime when the Open Championship returns to Northern Eire.
“The reception when he steps onto the primary tee at Royal Portrush in July shall be unbelievable,” she mentioned.
“Hopefully he can provide the house followers lots to cheer as he bids to win a second Open Championship.”
The UK’s Northern Eire Secretary Hilary Benn additionally supplied his “big congratulations” to McIlroy.
Taoiseach Micheál Martin described the win as “epic”.
“The Inexperienced Jacket is yours Rory McIlroy,” the Taoiseach posted on X.
“A end for the ages at Augusta to win The Masters and full a richly-deserved profession Grand Slam. Epic achievement by one in all golf’s biggest abilities.”
Tánaiste Simon Harris additionally posted his congratulations.
“A primary Masters and a profession Grand Slam means he joins among the very biggest to have ever performed the sport,” he mentioned.
“A proud day for him, his household and for Eire.”