| 1923 Cork Senior Hurling Championship | |
| Teams: | 14 |
| Champions: | St. Finbarr’s |
| Champions Captain: | Maurice O'Brien |
| Count: | 7 |
| Runners-Up: | Blackrock |
| Runners-Up Captain: | Seán Óg Murphy |
| Previous Year: | 1922 |
| Previous Tournament: | 1922 Cork Senior Hurling Championship |
| Next Year: | 1924 |
| Next Tournament: | 1924 Cork Senior Hurling Championship |
The 1923 Cork Senior Hurling Championship was the 35th staging of the Cork Senior Hurling Championship since its establishment by the Cork County Board in 1887. The draw for the opening round fixtures took place on 18 April 1923.
St. Finbarr's were the defending champions.
On 9 September 1923, St. Finbarr's won the championship following a 0–05 to 1–02 defeat of Blackrock in the final.[1] This was their seventh championship title overall and their second title in succession.