The 2017–18 Dr Harty Cup was the 98th staging of the Harty Cup since its establishment in hurlingby the Munster Council of Gaelic Athletic Association in 1918.

[1] The group stage placings were released in July 2017.

Our Lady's Secondary School unsuccessfully defended its title in the semi-finals against Midleton CBS.

[3][4] Ardscoil Rís won the Harty Cup final on 17 February 2018 at Mallow GAA Complex, against Midleton CBS, 3–18 to 2–10, in what was mutually their first ever meeting in a final and the sixth successive Harty Cup title for Ardscoil Rís overall and last title since 2016.

[5] Our Lady's Secondary School's Gearóid O'Connor was the top scorer with 2-52.