1980 Offaly Senior Hurling Championship

The 1980 Offaly Senior Hurling Championship was the 83rd staging of the Offaly Senior Hurling Championship since its establishment by the Offaly County Board in 1896.
Kinnitty entered the championship as the defending champions.
The [|final] was played on 6 October 1980 at St Brendan's Park in Birr, between Coolderry and Kinnitty, in what was their sixth meeting in the final overall. Coolderry won the match by 3–03 to 1–05 to claim their 25th championship title overall and a first championship title in three years.