Diarmuid Mangan
Diarmuid Mangan is an Irish rugby union player who plays as a back row forward for Leinster Rugby and Ireland U20.
Early life
From Sallins, Mangan played as a youngster for Naas RFC. He was a graduate of Newbridge College in County Kildare. He attended University College Dublin to study commerce.Career
He joined the Leinster academy ahead of the 2022-23 season. In September 2023 he made a try-scoring debut for the senior Leinster team against Munster.International career
Mangan was a part of the 2022 and 2023 grand slam winning Ireland U20 squads. He was named in the Ireland squad for the 2023 World Rugby Under 20 Championship held in South Africa in June and July 2023. During the pool stages of the tournament he scored a try in a 30-10 win against Australia in Paarl. He also captained the team during the tournament.In October 2025, he was called-up to the Ireland Wolfhounds squad for their match against Spain during the 2025 November internationals, and was subsequently named as a replacement for the match.