Theodore Gorman Lewis (November 19, 1890 – December 5, 1934) was an American lawyer and politician from Wisconsin.

He was a justice of the Wisconsin Supreme Court for the last 20 days of his life.

[1] He served in the United States Army during World War I, was wounded at Château-Thierry, and was awarded the Purple Heart.

Lewis was district attorney of Dane County, Wisconsin from 1921 to 1925.

On November 15, 1934, Lewis was appointed to the Wisconsin Supreme Court only to die of pneumonia twenty days later on December 5, 1934, before he could hear a case.