Here's what to know about McIlroy's roots, from his hometown and upbringing, to his young golf career before he emerged as one of the best players in the world. McIlroy was born in Holywood, County Down, Northern Ireland in 1989. His father was also from Holywood, while his mother was from Lurgan, County Armagh.

The crowds of Northern Ireland appreciate good golf, and good golfers, but no one had as big of a reception as the native son. And Rory McIlroy gave them plenty to cheer for — with potential for even more over the next three days at the Open.

World number one Scottie Scheffler was one stroke adrift, and Rory McIlroy scrambled to a 70 after a rollercoaster round in which he bogeyed the first hole and fought back to three under before fading on the back nine.

The last time the British Open came to Royal Portrush in Northern Ireland, Rory McIlroy missed the cut. Will he claim his second major of the year this time around?

HOLYWOOD, Northern Ireland — Two decades before Rory McIlroy’s career-defining triumph, when he finally conquered his Masters demons with an emotional rollercoaster of a win at Augusta National, he did, in fact, already own a green jacket.

As a 16-year-old at the 2005 North of Ireland Amateur Championship at Royal Portrush, Rory McIlroy shot a course record 61. That was the old course, before redesign. It's a course he recognizes only parts of now.

Rory McIlroy grew up in Holywood, Northern Ireland, and learned to play golf at Holywood Golf Club. I visited and took the "McIlroy Tour."

What time does Rory McIlroy tee off at The Open? Start times, how to watch, prize money and latest odds - Masters champion targeting second career Claret Jug on home turf in Northern Ireland