Claude Guillermet de Bérigard
Claude Guillermet de Bérigard (15 August 1578, Moulins – 23 April 1663, Padua), also known by the Latin form of his name Claudius Berigardus, was a French philosopher, physician and mathematician who became professor of philosophy at Pisa and Padua. He was a vocal opponent of the theories of Galileo. His last name is sometimes spelled Beauregard.