| Simon Brown | |
| Order: | 21st |
| Office: | Lieutenant Governor of Massachusetts |
| Term Start: | 1855 |
| Term End: | 1856 |
| Governor: | Henry Gardner |
| Predecessor: | William C. Plunkett |
| Successor: | Henry W. Benchley |
| Birth Date: | 29 November 1802 |
| Birth Place: | Newburyport, Massachusetts |
| Death Place: | Concord, Massachusetts |
| Party: | Know Nothing |
| Residence: | Concord, Massachusetts |
Simon Brown (November 29, 1802 – February 27, 1873) was an American politician who served as the 21st lieutenant governor of Massachusetts from 1855 to 1856.[1] [2] He was then an at-large delegate to the 1856 Republican Convention in Philadelphia where he supported the nomination of John C. Fremont. Professionally, Brown was a printer and publisher, including of the New England Farmer, working in Boston.[3] He died in Concord, Massachusetts of typhoid fever, in 1873.[4]