1991 Hogan Cup

The 1991 Hogan Cup was the 38th staging of the Hogan Cup since its establishment by the Gaelic Athletic Association in 1946. The competition ran from 20 April to 28 April 1991.

St Patrick's College were the defending champions, however, they were beaten in the MacRory Cup.

The final was played on 28 April 1991 at Croke Park in Dublin, between St Fachtna's De La Salle College and St Patrick's Classical School, in what was their first ever meeting in the final. St Fachtna's De La Salle College won the match by 2–09 to 0–07 to claim their first ever Hogan Cup title.