Spiritual student of Saint Wandrille. Benedictine monk at Fontenelle Abbey in Gaul (modern France). Bishop of Terouanne, France in 689. Missionary in the area of modern Calais. After twelve years he resigned his see and retired to Fontenelle. Elected abbot in 704. Abbot of Fleury Abbey.
- c.711 of natural causes
- “Saint Bagne of Terouanne“. CatholicSaints.Info. 17 August 2012. Web. 10 October 2015. <>