The 2023 Cork Senior A Hurling Championship was the fourth staging of the Cork Senior A Hurling Championship since its establishment by the Cork County Board in 2020. The draw for the group stage placings took place on 11 December 2022. The championship ran from 4 August to 28 October 2023.
The final, a replay, was played on 28 October 2023 at Páirc UàChaoimh in Cork, between Blarney and Newcestown, in what was their first ever meeting in the final. Newcestown won the match by 3âÂÂ17 to 0âÂÂ24 to claim their first ever championship title in the grade.
Blarney's Shane Barrett was the championship's top scorer with 1-69.
Relegated from the Cork Premier Senior Hurling Championship
Promoted from the Cork Premier Intermediate Hurling Championship
Promoted to the Cork Premier Senior Hurling Championship
Relegated to the Cork Premier Intermediate Hurling Championship