| 1945 Kilkenny Senior Hurling Championship | |
| Champions Captain: | Peter Blanchfield |
| Count: | 3 |
| Runners-Up: | Carrickshock |
| Runners-Up Captain: | Bob Aylward |
| Previous Year: | 1944 |
| Previous Tournament: | 1944 Kilkenny Senior Hurling Championship |
| Next Year: | 1946 |
| Next Tournament: | 1946 Kilkenny Senior Hurling Championship |
The 1945 Kilkenny Senior Hurling Championship was the 51st staging of the Kilkenny Senior Hurling Championship since its establishment by the Kilkenny County Board.
On 21 October 1945, Éire Óg won the championship after a 4–08 to 1–07 defeat of Carrickshock in a final replay.[1] It was their third championship title overall and their second title in succession.