| Rensselaer R. Herrick | |
| Office: | 26th Mayor of Cleveland |
| Term Start: | 1879 |
| Term End: | 1882 |
| Predecessor: | William G. Rose |
| Successor: | John H. Farley |
| Birth Name: | Rensselaer Russell Herrick |
| Birth Date: | 29 January 1826 |
| Birth Place: | Cleveland, Ohio, U.S. |
| Death Place: | Cleveland, Ohio, U.S. |
| Party: | Republican Party (United States) |
| Spouse: | |
Rensselaer R. Herrick (January 29, 1826 – January 30, 1899) was an American politician of the Republican Party who served as the 26th Mayor of Cleveland, Ohio, from 1879 to 1882, and earlier as a Cleveland City Councilman.[1] He is buried at Cleveland's Lake View Cemetery.[1]