2012 Cork Junior A Football Championship

The 2012 Cork Junior A Football Championship was the 114th staging of the Cork Junior A Football Championship since its establishment by Cork County Board in 1895. The championship ran from 15 September to 4 November 2012.

The final was played on 4 November 2012 at Páirc Uí Rinn in Cork, between Rockchapel and Kilmurry, in what was their first ever meeting in the final. After a draw and a replay, Rockchapel won the match by 1–07 to 0–07 to claim their second championship title overall and a first title in 25 years.

Kilmurry's William Buckley was the championship's top scorer with 1-13.