1984 All-Ireland Under-21 Hurling Championship
| All Ireland Champions | |
|---|---|
| Winners | Kilkenny (4th win) |
| All Ireland Runners-up | |
| Runners-up | Tipperary |
| Provincial Champions | |
| Munster | Tipperary |
| Leinster | Kilkenny |
| Ulster | Down |
| Connacht | Not Played |
|
← 1983 1985 → | |
The 1984 All-Ireland Under-21 Hurling Championship was the 21st staging of Ireland's hurling knock-out competition for players aged between 18 and 21. Kilkenny won the championship, beating Tipperary 1-12 to 0-11 in the final.
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