The 2018–19 All-Ireland Junior Club Hurling Championship was the 16th staging of the All-Ireland Junior Club Hurling Championship, the Gaelic Athletic Association's junior inter-county club hurling tournament.

The championship ran from 14 October 2018 to 10 February 2019.

The All-Ireland final was played on 10 February 2019 at Croke Park in Dublin, between Dunnamaggin from Kilkenny and Castleblayney from Monaghan, in what was their first ever meeting in the final.

Dunnamaggin won the match by 1-17 to 1-13 to claim their first ever championship title.

[1][2] Castleblayney's Fergal Rafter was the championship's top scorer with 3-48.