| John Kerr | |
| Office1: | 2nd Mayor of Columbus |
| Term Start1: | 1818 |
| Term End1: | 1820 |
| Appointer1: | Burough Council of Columbus |
| Predecessor1: | Jarvis W. Pike |
| Successor1: | Eli C. King |
| Profession: | Mayor |
| Birth Date: | 1778 |
| Birth Place: | Ireland |
| Death Date: | 1823 |
John Kerr (1778–1823) was an Irish-born mayor of Columbus, Ohio in the United States. He was the second mayor of the capital city and served Columbus for over two terms. His successor was Eli C. King. He was buried in the North Graveyard.