The 2017 All-Ireland Under-21 Hurling Championship was the 54th staging of the All-Ireland Under-21 Hurling Championship since its establishment by the Gaelic Athletic Association in 1964. The championship began on 24 May 2017 and ended on 9 September 2017.
Waterford entered the championship as the defending champions, however, they were defeated by Cork in the Munster semi-final. Meath fielded a team in the championship for the first time in several seasons.
On 9 September 2017, Limerick won the championship following a 0-17 to 0-11 defeat of Kilkenny in the All-Ireland final. This was their fifth All-Ireland title overall and their first in two championship seasons.
Provincial championships
Leinster Under-21 Hurling Championship
Preliminary round
Quarter-finals
Semi-finals
Final
Munster Under-21 Hurling Championship
Quarter-final
Semi-finals
Final
Ulster Under-21 Hurling Championship
Semi-finals
Final
All-Ireland Under-21 Hurling Championship
All-Ireland Semi-Finals
All-Ireland final
Championship statistics
Top scorers
Top scorers overall
Top scorers in a single game
Miscellaneous
The All-Ireland final between Kilkenny and Limerick is the first ever championship meeting between the two teams.