| Frederick W. Farnham | |
| Term Start: | 1907 |
| Term End: | 1908 |
| Predecessor: | James B. Casey |
| Successor: | George H. Brown |
| Birth Date: | November 30, 1860 |
| Death Date: | December 11, 1943 |
| Occupation: | Assistant City Engineer |
| Spouse: | Eleanor P. Butters; m. October 13, 1886 |
Frederick W. Farnham (November 30, 1860 – December 11, 1943) served as the fortieth Mayor of Lowell, Massachusetts.