| 1970 Limerick Senior Hurling Championship | |
| Champions: | Patrickswell |
| Count: | 4 |
| Previous Year: | 1969 |
| Previous Tournament: | 1969 Limerick Senior Hurling Championship |
| Next Year: | 1971 |
| Next Tournament: | 1971 Limerick Senior Hurling Championship |
The 1970 Limerick Senior Hurling Championship was the 76th staging of the Limerick Senior Hurling Championship since its establishment by the Limerick County Board.
Patrickswell were the defending champions.
On 4 October 1970, Patrickswell won the championship after a 2–14 to 0–02 defeat of Kilmallock in the final.[1] It was their fourth championship title overall and their second title in succession.