 Between 1920 and 1929 no club in Galway went as long unbeaten in senior hurling.Also during this period, Tynagh had six members on the Galway team that won the All-Ireland Senior Hurling Championship in 1923, another unrivalled county record.Paul Keating, the former prime minister of Australia, visited Tynagh in 1993 while tracing his ancestry, and found that he was related to a Thomas Donnellan from Tynag
The grandfather (Michael Lyons) of another past Prime minister of Australia, Joseph Lyons, emigrated to Australia from Tynagh.