The 2023 Cork Intermediate A Hurling Championship was the fourth staging of the Cork Intermediate A Hurling Championship and the 114th staging overall of a championship for lower-ranking intermediate hurling teams in Cork. The draw for the group stage placings took place on 11 December 2022. The championship ran from 4 August to 22 October 2023.
The final was played on 22 October 2023 at Páirc UàChaoimh in Cork, between Aghabullogue and Midleton, in what was their first ever meeting in the final. Aghabullogue won the match by 3-17 to 2-19 to claim their second championship title overall and a first title in 113 years.
Midleton's Aaron Mulcahy was the championship's top scorer with 1-52.
Promoted from the Cork Premier Junior Hurling Championship
Relegated from the Cork Premier Intermediate Hurling Championship
Promoted to the Cork Premier Intermediate Hurling Championship
Relegated to the Cork Premier Junior Hurling Championship