1989 All-Ireland Under-21 Hurling Championship
| Championship Details | |
|---|---|
| Dates | 7 June 1989 – 10 September 1989 | 
| Teams | 17 | 
| All Ireland Champions | |
| Winners | Tipperary (7th win) | 
| Captain | Declan Ryan | 
| Manager | Michael Minogue | 
| All Ireland Runners-up | |
| Runners-up | Offaly | 
| Captain | Michael Duignan | 
| Manager | Pad Joe Whelehan | 
| Provincial Champions | |
| Munster | Tipperary | 
| Leinster | Offaly | 
| Ulster | Antrim | 
| Connacht | Not Played | 
| Championship Statistics | |
| Top Scorer | Dan Quirke (7-08) | 
← 1988   1990 →   | |
The 1989 All-Ireland Under-21 Hurling Championship was the 26th staging of the All-Ireland Under-21 Hurling Championship since its establishment by the Gaelic Athletic Association in 1964. The championship began on 7 June 1989 and ended on 10 September 1989.
Cork entered the championship as the defending champions, however, they were beaten by Tipperary in a Munster semi-final replay.
On 10 September 1989, Tipperary won the championship following a 4-10 to 3-11 defeat of Offaly in the All-Ireland final. This was their seventh All-Ireland title overall and their first title since 1985.
Tipperary's Dan Quirke was the championship's top scorer with 7-08.