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.
For All the Saints
Short biography, about equally divided between St. Ouen's career as a statesman and as a churchman. Also called St. Aldwin, Audoënus, or Dado.
The Ecole Glossary
Biographical sketch of St. Ouen, by Karen Rae Keck.