Catholic Encyclopedia, Catholic Online, Patron Saints Index: Odilia

Catholic Encyclopedia, Catholic Online, For All the Saints, Patron Saints Index, The Saints: A Concise Biographical Dictionary

Catholic Encyclopedia: St. Odo, Catholic Online: St. Odo, St. Odo of Cluny

Odo (Oda) the Good of Canterbury, Odo the Good, St. Oda the Severe, St. Odo

Catholic Encyclopedia, Catholic Online, For All the Saints, Patron Saints Index, Snorri Sturlason: Heimskringla

Catholic Encyclopedia, Catholic Online, Life of Saint Olympias the Deaconess, Lives of the Saints, The Ecole Glossary

Catholic Encyclopedia, For All the Saints

Catholic Encyclopedia, For All the Saints

Britannia: St. Osmund, Catholic Encyclopedia: St. Osmund

Oswald, King of Northumbria, Martyr, Oswald, Saint, St. Oswald, St. Oswald, King of Northumbria

Catholic Encyclopedia: St. Oswald, Catholic Online: St. Oswald, St. Oswald of Worcester

Oswin, St. Oswin, St. Oswin, King of Deira

Catholic Encyclopedia, For All the Saints

Works, Catholic Encyclopedia, Catholic Online, For All the Saints, The Ecole Glossary