| 1939 Limerick Senior Hurling Championship | |
| Champions: | Ahane |
| Count: | 8 |
| Runners-Up: | Croom |
| Previous Year: | 1938 |
| Previous Tournament: | 1938 Limerick Senior Hurling Championship |
| Next Year: | 1940 |
| Next Tournament: | 1940 Limerick Senior Hurling Championship |
The 1939 Limerick Senior Hurling Championship was the 45th staging of the Limerick Senior Hurling Championship since its establishment by the Limerick County Board.
Ahane were the defending champions.
Ahane won the championship after a 5–08 to 2–04 defeat of Croom in the final.[1] It was their eighth championship title overall and their seventh title in succession.