Thomas Withers Chinn (November 22, 1791 – May 22, 1852) was a member of the U. S. House of Representatives representing the state of Louisiana, serving one term as a Whig. He was also U.S. minister to the Two Sicilies.
Chinn was born in Cynthiana, Kentucky, in Harrison County and later moved to Louisiana. He died on his plantation in West Baton Rouge Parish. He is now buried in Magnolia Cemetery in Baton Rouge.