Thomas Brown (January 9, 1778 - April 2, 1820) was a Scottish metaphysician.

Captain Thomas Brown (1785 – October 8, 1862) was a British naturalist and malacologist.

Thomas Brown (October 26, 1785 – August 24, 1867) was an American politician who served as Florida's second governor from 1849 to 1853. He is buried at the Old City Cemetery in Tallahassee.