St. Ouen - Short biography. - http://www.catholic.org/saints/saint.php?saint_id=310
The Ecole Glossary - Biographical sketch of St. Ouen, by Karen Rae Keck. - http://www2.evansville.edu/ecoleweb/glossary/ouen.html
Catholic Encyclopedia - St. Ouen, Archbishop of Rouen, founder of several monasteries, devoted to theological studies, friend of St. Eloi. He died in 683. Also known as St. Dadon, in Anglicized form as St. Owen, or in Latinized form as St. Audaenus. - http://www.newadvent.org/cathen/11360b.htm