2003 All-Ireland Minor Hurling Championship
The 2003 All-Ireland Minor Hurling Championship was the 73rd staging of the All-Ireland Minor Hurling Championship since its establishment by the Gaelic Athletic Association in 1928. The championship began on 5 April 2003 and ended on 14 September 2003.
Kilkenny entered the championship as defending champions.
On 14 September 2003, Kilkenny won the championship following a 2–16 to 2–15 defeat of Galway in the All-Ireland final. This was their 18th championship title overall and their second title in succession.
Kilkenny's Richie Power was the championship's top scorer with 1-29.Results
Group A
Group B
Quarter-finals
Semi-finals
FinalFirst round
Playoffs
Semi-finals
FinalFinalQuarter-finals
Semi-finals
Final;Top scorers overall
| Rank | Player | Club | Tally | Total | Matches | Average |
| 1 | Richie Power | Kilkenny | 1-29 | 32 | 4 | 8.00 |
| 2 | Niall Healy | Galway | 1-23 | 26 | 3 | 8.66 |
| 3 | Richie Ruth | Tipperary | 2-17 | 23 | 4 | 5.75 |
| 4 | Declan Cordial | Offaly | 1-19 | 22 | 4 | 5.50 |
| 5 | Bernard Gaffney | Clare | 3-10 | 19 | 3 | 6.33 |
| 6 | Aonghus Callanan | Galway | 3-09 | 18 | 3 | 6.00 |
| 7 | Derrick Reilly | Galway | 4-05 | 17 | 3 | 5.66 |
| 8 | Conan Doyle | Kildare | 1-13 | 16 | 2 | 8.00 |
| 8 | Killian Cosgrove | Westmeath | 1-13 | 16 | 3 | 5.66 |
| 9 | Eoin Guinan | Kilkenny | 1-13 | 15 | 4 | 3.75 |
;Top scorers in a single game
| Rank | Player | Club | Tally | Total | Opposition |
| 1 | Aonghus Callanan | Galway | 3-04 | 13 | Antrim |
| 1 | Niall Healy | Galway | 1-10 | 13 | Kilkenny |
| 2 | Bernard Gaffney | Clare | 2-04 | 10 | Kerry |
| 2 | Niall Healy | Galway | 0-10 | 10 | Tipperary |
| 2 | Richie Power | Kilkenny | 0-10 | 10 | Cork |
| 3 | Derrick Reilly | Galway | 2-03 | 9 | Antrim |
| 3 | Conan Doyle | Kildare | 1-06 | 9 | Carlow |
| 3 | Killian Cosgrove | Westmeath | 1-06 | 9 | Wicklow |
| 3 | Richie Power | Kilkenny | 0-09 | 9 | Galway |
| 3 | Declan Cordial | Offaly | 0-09 | 9 | Kilkenny |
