William Ellsworth Tou Velle (November 23, 1862 – August 14, 1951) was an American lawyer and politician who served two terms as a U.S. Representative from Ohio from 1907 to 1911.

Born in Celina, Ohio, November 23, 1862, attended the public schools and was graduated from Celina High School in 1879, Tou Velle was appointed postmaster of Celina, Ohio, on May 27, 1885, and served until June 14, 1888, when a successor was appointed.

He was admitted to the bar the same year and commenced practice in Celina.

He served as president of the First National Bank of Celina.

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