The 2023 All-Ireland Under-20 Hurling Championship was the fifth staging of the All-Ireland Under-20 Championship and the 60th staging overall of a hurling championship for players between the minor and senior grades.

The championship ran from 25 March to 4 June 2023.

Kilkenny entered the championship as the defending champions, however, they were beaten by Wexford in the Leinster semi-final.

[1][2][3] The final was played on 4 June 2023 at FBD Semple Stadium in Thurles, between Cork and Offaly, in what was their first ever championship meeting.

[4] Offaly's Adam Screeney was the championship's top scorer with 2-59.