Dylan Tierney-Martin is a hooker born in Galway who came through the local youth club structures at Corinthian RFC and represented The Bish in schools rugby. He finished as the top try-scorer for the Ireland Under-20s during their 2019 Six Nations Grand Slam campaign. He made his senior provincial debut against Scarlets in March 2021 and established himself as a frontline option, recording 76 senior appearances by the conclusion of the 2025/26 tournament cycle.