1931 Cork Junior Hurling Championship

The 1931 Cork Junior Hurling Championship was the 35th staging of the Cork Junior Hurling Championship since its establishment by the Cork County Board in 1895. The championship ran from 13 September to 9 November 1931.
The [|final] was played on 9 November 1931 at the Town Park Grounds in Clonakilty, between Blackrock and Skibberreen, in what was their first and only meeting in the final. Blackrock won the match by 3-07 to 1-01 to claim their fourth championship title overall and a first championship title in 21 years.