Martyr, missionary, born Ireland; died Belgium, c655 He was brother of Saint Ultan and Saint Fursey. Leaving Ireland he became head of the monastery of Cnobheresburg, Suffolk, England, founded by Saint Fursey. After the destruction of this convent by the Mercians, Foillan journeyed to Peronne, France. A little later he established a monastery, under Irish discipline, at Fosses, Belgium, near the famous convent of Nivelles. He was murdered by robbers in the forest of Seneffe. Patron of Fosses. Represented in art with a crown at his feet. Relics in monastery at Fosses. Feast, Fosses, January 16,; Namur, October 31,; Mechlin and Tournai, November 5,.