The 1989 Croke Cup was the 38th staging of the Croke Cup since its establishment by the Gaelic Athletic Association in 1944. The competition ran from 23 April to 7 May 1989.
The final was played on 7 May 1989 at MacDonagh Park in Nenagh, between St Kieran's College and St Flannan's College, in what was their fifth meeting in the final overall and a first meeting in two years.[3] St Kieran's College won the match by 3–05 to 1–09 to claim their ninth Croke Cup title overall and a second title in succession.[4][5]