A win for Richie Murphy' side will send them to the World Final.
Westmeath's Ronan Foxe has been named to start for the Ireland World Rugby U20 Championship semi-final.
Richie Murphy's side face tournament hosts South Africa this Sunday for a place in this year's decider.
The Kilbeggan man has featured in the last two games, starting in the win over Australia and making an appearance as a substitute against Fiji.
The winners will face off against either France or England in the final.
Kick off on Sunday from Cape Town's Athlone Sports Stadium is at 3.30pm.