Charles Lee Underhill (July 20, 1867 – January 28, 1946) was a United States representative and anti-suffrage activist from Massachusetts.

He attended the common schools, was office boy, coal teamster, and a blacksmith.

Underhill served in the Massachusetts House of Representatives (1902-1903 and 1908-1913), and was a member of the State constitutional convention in 1917 and 1918.

[1] He was a state delegate of the Men's Association Opposed to Woman Suffrage to Washington DC in 1913.

His interment was in Mount Auburn Cemetery in Cambridge, Massachusetts.