1972–73 Harty Cup
| Dates | 15 October 1972 – 11 March 1973 | ||
|---|---|---|---|
| Teams | 10 | ||
| Champions | St Finbarr's College (5th title) John Delaney (captain) Michael O'Brien (manager) | ||
| Runners-up | Cashel CBS | ||
| Tournament statistics | |||
| Matches played | 7 | ||
| Goals scored | 55 (7.86 per match) | ||
| Points scored | 104 (14.86 per match) | ||
| Top scorer(s) | Tadhg Murphy (7-05) | ||
| |||
The 1972–73 Harty Cup was the 53rd staging of the Harty Cup since its establishment by the Munster Council of the Gaelic Athletic Association in 1918. The competition ran from 15 October 1972 to 11 March 1973. A change in format saw the winners of the B-grade Corn Phádraig enter at the semi-final stage.
St Finbarr's College successfully defended its title in the Harty Cup final, 5–14 to 2–05, on 11 March 1973 at Dr Mannix Sportsfield in Charleville, against Cashel CBS. It was their first meeting in the final and St Finbarr's College fifth successive Harty Cup title overall and a third consecutive title.
St Finbarr's College's Tadhg Murphy was the top scorer with 7-05.