Thomas S. Williams (August 28, 1806 – June 16, 1872) was a Republican United States Representative from Pennsylvania.
In 1828, he was admitted to the Pennsylvania bar and began practicing law in Greensburg.
[1] In 1832, Williams moved to Pittsburgh, Pennsylvania, where he continued in private practice and edited the Advocate, a Whig newspaper.
[1] Williams served in the Pennsylvania State Senate from 1838 to 1841,[2] then returned to private practice.
[3] During his last term as a representative, he was involved in matters of impeaching President Andrew Johnson.