The 1986 All-Ireland Minor Hurling Championship was the 56th staging of the All-Ireland Minor Hurling Championship since its establishment by the Gaelic Athletic Association in 1928. The championship began on 7 May 1986 and ended on 7 September 1986.
Cork entered the championship as the defending champions.
On 7 September 1986, Offaly won the championship following a 3-12 to 3-9 defeat of Cork in the All-Ireland final. This was their first ever All-Ireland title.
Cork's Dan O'Connell was the championship's top scorer with 9-02.
First round
Semi-finals
Final
First round
Semi-finals
Finals
Final
Semi-finals
Final