Decret, Claude a French theologian and moralist, was born at Tournus in 1598. He joined the Jesuits in 1614, and became professor of philosophy and of belles- lettres at Chalons, and afterwards rector of the college in the same town. He died at Paris, April 10, 1668, leaving La Veritable Veuve (Paris, 1654). See Hoefer, Nouv. Biog. Generale, s.v.