The 2018–19 Dr Harty Cup was the 99th staging of the Harty Cup since its establishment in hurling by the Munster Council of Gaelic Athletic Association in 1918.

[2] The competition ran from 17 October 2018 to 16 February 2019.

Ardscoi Rís unsuccessfully defended its title several times in the group stage after suffering two defeats.

[3][4] Midleton CBS won the Harty Cup final on 16 February 2019 at Páirc Uí Rinn in Cork, against Christian Brothers College, Cork, 2–12 to 0–14, in what was their first ever meeting in a final, for their fourth successive Harty Cup title overall and a first title since 2006.

[5][6] Christian Brothers College's Pádraig Power was the top scorer with 2-38.