The 1989 Laois Senior Hurling Championship was the 96th staging of the Laois Senior Hurling Championship since its establishment by the Laois County Board in 1888.
Camross were the defending champions.
The final, a replay, was played on 15 October 1989 at O'Moore Park in Portlaoise, between Portlaoise and Camross, in what was their seventh meeting in the final overall. Portlaoise won the match by 0–12 to 1–04 to claim their eighth championship title overall and a first title in two years.
Results Final
Final replay
References