| Type: | Minor |
| Year: | 1991 |
| Dates: | 16 April 1991 - 1 September 1991 |
| Teams: | 16 |
| Munster: | Tipperary |
| Leinster: | Kilkenny |
| Ulster: | Derry |
| Matches: | 15 |
| Team: | Kilkenny |
| Titles: | 15th |
| Captain: | Dan O'Neill |
| Team2: | Tipperary |
| Captain2: | Adrian Hogan |
| Topscorer: | P. J. Delaney (2-29) |
| Previous: | 1990 |
| Next: | 1992 |
The 1991 All-Ireland Minor Hurling Championship was the 61st staging of the All-Ireland Minor Hurling Championship since its establishment by the Gaelic Athletic Association in 1928. The championship began on 16 April 1991 and ended on 1 September 1991.
Kilkenny entered the championship as the defending champions.
On 1 September 1991, Kilkenny won the championship following a 0-15 to 1-10 defeat of Tipperary in the All-Ireland final. This was their second All-Ireland title in-a-row and their 14th title overall.
Kilkenny's P. J. Delaney was the championship's top scorer with 2-29.
First round
Semi-finals
Final
First round
Semi-finals
Final
Semi-final
Final
Semi-finals
Final
| Rank | Player | Club | Tally | Total | Matches | Average | |
|---|---|---|---|---|---|---|---|
| 1 | P. J. Delaney | Kilkenny | 2-29 | 35 | 4 | 8.75 | |
| 2 | Tommy Dunne | Tipperary | 0-24 | 24 | 4 | 6.00 | |
| 3 | Michael Collins | Derry | 6-02 | 20 | 3 | 6.66 |