Redon Abbey, or Abbey of Saint-Sauveur, Redon ("Abbey of the Holy Saviour"; French: Abbaye Saint-Sauveur de Redon), in Redon in the present Ille-et-Vilaine, Brittany, France, is a former Benedictine abbey founded in 832 by Saint Conwoïon, at the point where the Oust flows into the Vilaine, on the border between Neustria and Brittany. History In 832 Ratwili, a local noble, gave Conwoïon and his companions a piece of land on a bleak hill (locus desertus) overlooking the confluence of the Oust and …