| Thomas Goodwin Pinnock | |
| Order: | 33rd Mayor of Salem, Massachusetts |
| Term Start: | 1906 |
| Term End: | 1907 |
| Predecessor: | Joseph N. Peterson |
| Successor: | John F. Hurley |
| Order2: | Member of the Salem, Massachusetts Board of Aldermen |
| Term Start2: | 1899 |
| Term End2: | 1900 |
| Birth Date: | November 1, 1851 |
| Nationality: | American |
| Spouse: | Emma Augusta Littlefield, m. January 18, 1878 |
| Children: | Harold Pinnock, Anson Pinnock, Thomas Wellington Pinnock, Lorna Pinnock |
Thomas Goodwin Pinnock (November 1, 1851 – February 16, 1914) was a Massachusetts politician who served as the 33rd Mayor of Salem, Massachusetts, United States.
Pinnock, was born in Lowell, Massachusetts to Thomas and Ann (Lewis) Pinnock, on November 1, 1851. Pinnock moved to Salem, Massachusetts when he was six years old.
Pinnock married Emma Augusta Littlefield, on January 18, 1878,they had four children, Harold Pinnock, Anson Pinnock, Thomas Wellington Pinnock, Lorna Pinnock.