Padraig Harrington plays with the defending champion this afternoon.
Shane Lowry has got his first round underway at the Horizon Irish Open in Mount Juliet.
The Clara man is playing alongside Seamus Power and Tyrrell Hatton for the first two days in Kilkenny, while fellow Irishmen Paul Dunne, Mark Power and Niall Kearney are also underway.
Padraig Harrington is among the afternoon starters, teeing off at 1pm with Thomas Pieters and defending champions Lucas Herbert.