Simon Brown (November 29, 1802 â February 27, 1873) was an American politician who served as the 21st lieutenant governor of Massachusetts from 1855 to 1856. 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. He died in Concord, Massachusetts of typhoid fever, in 1873.