NAME: Joe McCarthy
DEBUT: v Cardiff, January 2022
McCarthy was largely unknown when he made his Leinster debut against Cardiff in January 2022, but within six months he was playing in the final of the Champions Cup, and bound for New Zealand with the Ireland squad.
Having impressed for Dublin University in the All-Ireland League, the lock played 11 times for Leinster in the second half of the 2021/22 season.
He signed his first senior contract ahead of this season.