Thomas Meredith was an Anglo-Irish clergyman.

Thomas Meredith or Thomas Meredyth may also refer to:

• Sir Thomas Meredyth (died 1677), MP for Old Leighlin (Parliament of Ireland constituency)
• Thomas Meredith (MP for Kent) (after 1666–1701), English Whig politician
• Thomas Meredyth or Meredith (died 1719), British Army officer and MP
• Thomas Meredyth (died 1732), Irish MP
• Thomas Meredith (Baptist leader) (1795–1850), U.S. Baptist leader
• Thomas Graves Meredith (1853–1945), Canadian lawyer and businessman
• Thomas Meredith (priest), Archdeacon of Singapore, 1892–1890