1987 All-Ireland Under-21 Hurling Championship
The 1987 All-Ireland Under-21 Hurling Championship was the 24th staging of the All-Ireland Under-21 Hurling Championship since its establishment by the Gaelic Athletic Association in 1964. The championship began on 12 April 1987 and ended on 21 June 1987.
Galway entered the championship as the defending champions.
On 21 June 1987, Limerick won the championship following a 2–15 to 3–06 defeat of Galway in the All-Ireland final. This was their first All-Ireland title.
Limerick's Gary Kirby was the championship's top scorer with 1-24.
Results
[Leinster Under-21 Hurling Championship]
Quarter-finalsSemi-finals
'''Final'''
[Munster Under-21 Hurling Championship]
Quarter-finalsSemi-finals
'''Final'''
[Ulster Under-21 Hurling Championship]
Semi-finals'''Final'''
[All-Ireland Under-21 Hurling Championship]
Semi-finals'''Final'''
Championship statistics
Top scorers
;Top scorers overall| Rank | Player | County | Tally | Total | Matches | Average |
| 1 | Gary Kirby | Limerick | 1-24 | 27 | 5 | 5.40 |
| 2 | Leo O'Connor | Limerick | 3-10 | 19 | 5 | 3.80 |
| 2 | Vinny Murphy | Wexford | 0-19 | 19 | 3 | 6.33 |
| 4 | Pat Barrett | Limerick | 4-06 | 18 | 5 | 3.60 |
| 4 | Séamus Downey | Derry | 2-12 | 18 | 2 | 9.00 |
| 6 | Pat McEvoy | Kilkenny | 3-06 | 15 | 2 | 7.50 |
| 7 | Anthony Carmody | Limerick | 0-14 | 14 | 5 | 2.80 |