The 2019 All-Ireland Under-20 Hurling Championship was the inaugural staging of the All-Ireland Under-20 Championship and the 56th staging overall of a hurling championship for players between the minor and senior grades. Prior to 2019 an All-Ireland Under-21 Championship was held. The championship began on 25 May 2019 and ended on 24 August 2019. Tipperary were the defending champions. On 24 August 2019, Tipperary won the championship following a 5-17 to 1-18 defeat of Cork in the All-Ireland final. This was their 11th All-Ireland title overall and their second title in succession.