John H. Harmon | |
|---|---|
 | |
| Mayor of Detroit | |
| In office 1852–1853 | |
| Preceded by | Zachariah Chandler |
| Succeeded by | Oliver Moulton Hyde |
| Personal details | |
| Born | June 21, 1819 Portage County, Ohio |
| Died | August 6, 1888 (aged 69) Detroit, Michigan |
| Spouse | Sarah S. Rood |
John Hanchett Harmon (June 21, 1819 – August 6, 1888) was an American politician who was a member of the Democratic National Committee, the mayor of Detroit, and the publisher of the Detroit Free Press.