Charles Marsh Thomson (February 13, 1877 – December 30, 1943) was a lawyer, judge and U.S. Representative from Illinois.

However, after William Hale Thompson entered the race as a Republican, Charles M. Thomson withdrew.

William Hale Thompson was elected, and in turn supported Thomson's subsequent candidacy for the Circuit Court of Cook County later that year.

[3] Thomson was elected judge of the circuit court of Cook County in 1915, and reelected in 1921.

This article incorporates public domain material from the Biographical Directory of the United States Congress