| John J. Reedy | |
| Office: | Member of the South Dakota House of Representatives |
| Term Start: | 1991 |
| Term End: | 1996 |
| State Senate2: | South Dakota |
| District2: | 17th |
| Term Start2: | 1997 |
| Term End2: | 2004 |
| Birth Date: | 23 August 1927 |
| Birth Place: | Midland, South Dakota, U.S. |
| Party: | Democratic |
| Profession: | businessman |
| Residence: | Vermillion, South Dakota |
John J. Reedy (August 23, 1927 – March 22, 2022) was an American politician in the state of South Dakota. He was a member of the South Dakota House of Representatives and South Dakota State Senate.[1] He graduated from Vermillion High School in 1945, and later served in the United States Navy. He also owned a hardware store.[2] He died on March 22, 2022, at the age of 94.[3]