| 2012 Cork Junior A Hurling Championship | |
| Dates: | 9 September 2012 – 4 November 2012 |
| Teams: | 7 |
| Sponsor: | Evening Echo |
| Champions: | Kildorrery |
| Count: | 1 |
| Champions Captain: | Richard McEniry |
| Champions Manager: | Pat Fenton |
| Runners-Up: | Brian Dillons |
| Runners-Up Captain: | Tom Triggs |
| Runners-Up Manager: | Kieran O'Mahony |
| Matches: | 7 |
| Goals: | 19 |
| Points: | 191 |
| Top Scorer: | John Horgan (2-39) |
| Previous Year: | 2011 |
| Previous Tournament: | 2011 Cork Junior Hurling Championship |
| Next Year: | 2013 |
| Next Tournament: | 2013 Cork Junior Hurling Championship |
The 2012 Cork Junior A Hurling Championship was the 115th staging of the Cork Junior A Hurling Championship since its establishment by the Cork County Board in 1895. The championship began on 9 September 2012 and ended on 4 November 2012.
On 4 November 2012, Kildorrery won the championship following a 2–8 to 0–13 defeat of Brian Dillons in a final replay at Páirc Uí Rinn.[1] This was their first championship title in the grade.
Brian Dillons' John Horgan was the championship's top scorer with 2-39.
| Rank | Player | Club | Tally | Total | Matches | Average | |
|---|---|---|---|---|---|---|---|
| 1 | John Horgan | Brian Dillons | 2-39 | 45 | 4 | 11.24 | |
| 2 | Peter O'Brien | Kildorrery | 3-30 | 39 | 4 | 9.75 | |
| 3 | Liam Daly | Kilbrin | 2-10 | 16 | 2 | 8.00 |
| Rank | Player | Club | Tally | Total | Opposition |
|---|---|---|---|---|---|
| 1 | John Horgan | Brian Dillons | 1-12 | 15 | Ballinhassig |
| 2 | Peter O'Brien | Kildorrery | 2-07 | 13 | Kilbrin |
| John Horgan | Brian Dillons | 1-10 | 15 | Kildorrery | |
| 3 | Peter O'Brien | Kildorrery | 1-09 | 12 | Brian Dillons |
| 4 | John Horgan | Brian Dillons | 0-10 | 10 | Grenagh |
| 5 | Ronan Spillane | Carrignavar | 1-06 | 9 | Kildorrery |
| Liam Daly | Kilbrin | 1-06 | 9 | Kildorrery | |
| 6 | Stephen O'Reilly | Kilbrin | 2-02 | 8 | Clonakilty |
| Peter O'Brien | Kildorrery | 0-08 | 8 | Carrignavar |