1979–80 Harty Cup
| Dates | 7 November 1979 – 30 March 1980 | ||
|---|---|---|---|
| Teams | 9 | ||
| Champions | North Monastery (15th title) Jim Murray (captain) | ||
| Runners-up | St Colman's College Joe Noonan (captain) | ||
| Tournament statistics | |||
| Matches played | 9 | ||
| Goals scored | 41 (4.56 per match) | ||
| Points scored | 141 (15.67 per match) | ||
| Top scorer(s) | Tony O'Sullivan (1-28) | ||
| |||
The 1979–80 Harty Cup was the 60th staging of the Harty Cup since its establishment in hurling by the Munster Council of Gaelic Athletic Association in 1918. The competition ran from 7 November 1979 to 30 March 1980.
St Flannan's College unsuccessfully defended its title in the semi-finals against St Colman's College.
North Monastery won in the Harty Cup final replay, 2–10 to 2–05, on 30 March 1980 in Fr Con Buckley Park, Buttevant, against St Colman's, in what was their first ever meeting in the final for their 15th Harty Cup title overall, being their first title since 1970.
North Monastery's Tony O'Sullivan was the top scorer with 1-28.