1990 Croke Cup

The 1990 Croke Cup was the 39th staging of the Croke Cup since its establishment by the Gaelic Athletic Association in 1944. The competition ran from 15 April to 6 May 1990.

St Kieran's College were the defending champions.

The final was played on 6 May 1990 at the Mitchelstown Grounds, between St Kieran's College and St Flannan's College, in what was their sixth meeting in the final overall and a second consecutive meeting. St Kieran's College won the match by 2–10 to 0–07 to claim a record-equalling 10th Croke Cup title overall and a third title in succession.

Andy Comerford was the top scorer with 1-08.

Top scorers

 * Overall