| John J. McCreesh | |
| State Senate: | Pennsylvania |
| Term Start: | January 1, 1935 |
| Term End: | 1958 |
| Predecessor: | Bertram Frazier |
| Successor: | Thomas McCreesh |
| Birth Date: | August 1881 |
| Birth Place: | County Armagh, Ireland |
| Death Place: | West Philadelphia, Pennsylvania, United States |
John J. McCreesh (August 1881[1] – September 10, 1959)[2] was an American politician from Pennsylvania who served as a Democratic member of the Pennsylvania State Senate for the 4th district from 1935 to 1958.[3] He was born in Armagh County, Ireland now a part of Northern Ireland.[4] Upon his retirement in 1958, he was succeeded by his son Thomas McCreesh.[5]