The Meath amateur is in a tie for sixth on level-par early on.
Alex Maguire is the first Irish golfer out on the opening day of the 151st Open Championship.
The Meath amateur is in a tie for sixth on level-par early on.
Home favourite Matthew Jordan is the early leader on two-under.
Seamus Power and Padraig Harrington are grouped together - along with Talor Gooch - and tee off at quarter-past-9.
Shane Lowry tees off after 10am.
Rory McIlroy is among the later starters - just before 3pm - in the company of Masters champion Jon Rahm and Justin Rose.

Naas's Jamie Osborne Doubtful For Ireland's Remaining Autumn Nations Series Games After Shoulder Injury
This Evenings GAA Update
Saturday Morning Sports Update
Big Saturday Ahead For Women's Football And Camogie Team
Friday Sports Update
New York City Defender Kevin O'Toole In Ireland Squad For Final World Cup Qualifiers
The Ireland Team Have Been Named For Their Game Against Japan
Thursday Morning Sports Update