Joseph de Tonquédec, S.J. (December 27, 1868 – November 21, 1962) was a well known Jesuit Roman Catholic priest and author.Father Tonquedec was born in Morlaix, France on December 27, 1868. He received his doctorate in philosophy in 1899 and his doctorate in theology in 1905. He was the professor of philosophy at Collège St. Grégoire, Tours, from 1899 to 1901.From 1924 to 1962 he was the official exorcist of Paris, France from 1924 to 1962.