Thomas S. Nolan (October 11, 1856 – December 24, 1944) was an American lawyer and politician.
Born in Janesville, Wisconsin, Nolan was educated at Ridgetown, Ontario Academy. Nolan practiced law in Janesville, Wisconsin and was a Republican. He served as president of the Janesville Police and Fire Commission. In 1919, Nolan served in the Wisconsin State Assembly.
Nolan died in Madison on December 24, 1944.