1973–74 Harty Cup
| Dates | 24 October 1973 – 31 March 1974 | ||
|---|---|---|---|
| Teams | 11 | ||
| Champions | St Finbarr's College (6th title) Tadhg Murphy (captain) Michael O'Brien (manager) | ||
| Runners-up | Limerick CBS Finbarr Brougham (captain) | ||
| Tournament statistics | |||
| Matches played | 10 | ||
| Goals scored | 70 (7 per match) | ||
| Points scored | 130 (13 per match) | ||
| Top scorer(s) | Tadhg Murphy (6-20) | ||
| |||
The 1973–74 Harty Cup was the 54th staging of the Harty Cup since the establishment in hurling by the Munster Council of the Gaelic Athletic Association in 1918.
St Finbarr's College successfully defended its title in the Harty Cup final. 10–11 to 2–02, on 31 March 1974 at Dr Mannix Sportsfield in Charleville, against Limerick CBS. It was their second successive meeting in the final overall after a hiatus from their first final meeting since 1967; and St Finbarr's College sixth successive Harty Cup title overall and a record-equalising fourth title in succession.
Tadhg Murphy successfully defended his top scorer achievement of 6-20, from that of 1972.