1989 Croke Cup
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.
St Kieran's College were the defending champions.
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. 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.
D. J. Carey was the [|top scorer] with 3-03.
Qualification
Results
Semi-final
Final
Statistics
Top scorers
;Overall| Rank | Player | County | Tally | Total | Matches | Average |
| 1 | D. J. Carey | St Kieran's College | 3-03 | 12 | 1 | 12.00 |
| 2 | Jamesie O'Connor | St Flannan's College | 0-08 | 8 | 2 | 4.00 |
| 3 | Conor Clancy | St Flannan's College | 0-06 | 6 | 2 | 3.00 |
| 3 | Pat Markham | St Flannan's College | 0-06 | 6 | 2 | 3.00 |