1970 All-Ireland Under-21 Hurling Championship
| All Ireland Champions | |
|---|---|
| Winners | Cork (4th win) |
| Captain | Teddy O'Brien |
| All Ireland Runners-up | |
| Runners-up | Wexford |
| Captain | Liam Bennett |
| Provincial Champions | |
| Munster | Cork |
| Leinster | Wexford |
| Ulster | Antrim |
| Connacht | Not Played |
|
← 1969 1971 → | |
The 1970 All-Ireland Under-21 Hurling Championship was the seventh staging of Ireland's hurling knock-out competition for players aged between 18 and 21. Cork won the championship, beating Wexford 5-17 to 0-8 in the final.
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