List of Famous people named Thomas

Thomas Say was an American entomologist, conchologist, and herpetologist. His definitive studies of insects and shells, numerous contributions to scientific journals, and scientific expeditions to Florida, Georgia, the Rocky Mountains, Mexico, and elsewhere made him an internationally known naturalist. Say has been called the father of American descriptive entomology and American conchology. He served as librarian for the Academy of Natural Sciences of Philadelphia, curator at the American Philosophical Society, and professor of natural history at the University of Pennsylvania.

Thomas Tollemache, also spelt Talmash or Tolmach, was an English soldier and Member of Parliament. Beginning his military career in 1673, in 1686 he resigned his commission in protest at the introduction of Catholic officers into the English army by James II. A supporter of military intervention by the Protestant William of Orange, in early 1688 he joined a regiment of the Anglo-Scots Brigade, a long established mercenary unit in the Dutch army.