Guillaume Viole (died 1568) was a French Catholic bishop.
In 1564, Charles IX of France named Guillaume Viole Bishop of Paris to replace Eustache du Bellay who resigned in 1563.
He was consecrated as a bishop on March 18, 1565.
He died on May 4, 1568, and was buried in the choir of Notre-Dame de Paris.
This article about a French Catholic bishop or archbishop is a stub.