| 1946 Cork Senior Hurling Championship | |
| Dates: | 7 April 1946 – 16 November 1946 |
| Teams: | 13 |
| Champions: | St. Finbarr's |
| Count: | 13 |
| Champions Captain: | P. Coughlan |
| Runners-Up: | Glen Rovers |
| Runners-Up Captain: | Christy Ring |
| Matches: | 14 |
| Goals: | 97 |
| Points: | 156 |
| Previous Year: | 1945 |
| Previous Tournament: | 1945 Cork Senior Hurling Championship |
| Next Year: | 1947 |
| Next Tournament: | 1947 Cork Senior Hurling Championship |
The 1946 Cork Senior Hurling Championship was the 58th staging of the Cork Senior Hurling Championship since its establishment by the Cork County Board in 1887. The championship began on 7 April 1946 and ended on 16 November 1946.
Glen Rovers were the defending champions.
On 16 November 1946, St. Finbarr's won the championship following a 2–3 to 2–1 defeat of Glen Rovers in the final. This was their 13th championship title overall and their first title in three championship seasons.[1]