The 2018–19 All-Ireland Intermediate Club Hurling Championship was the 15th staging of the All-Ireland Intermediate Club Hurling Championship, the Gaelic Athletic Association's intermediate inter-county club hurling tournament.
On 10 February 2019, Oranmore-Maree won the championship following a 2-18 to 1-15 defeat of Charleville in the All-Ireland final.
Graigue-Ballycallan's Conor Murphy was the championship's top scorer with 0-40.
Prior to the 2018-19 All-Ireland Championship, the London champions received a bye to the All-Ireland quarter-final stage where they played one of the provincial champions on a year-to-year rotational basis.
As of 2018, the London champions were allowed to join the Connacht Championship.