List of Christian Religious Houses in North Rhine-Westphalia - O

O

• Obermarsberg Abbey, see Marsberg
• Odacker Priory (Kloster Odacker), Hirschberg, Warstein: early days obscure, but possibly some sort of small religious establishment from c. 1000; cell of Augustinian canonesses probably from 13th century, although not mentioned explicitly until 1508; Benedictine nuns (not later than) 1513-1804
• Oedingen Abbey or Priory (Damenstift Oedingen), Oedingen, Lennestadt: women's collegiate foundation 1000-1533
• Oelinghausen Abbey (Kloster Oelinghausen), Oelinghausen, Arnsberg: Premonstratensian Canons 1174-1804
• Olpe Priory (Kloster Olpe), Olpe: Franciscan Sisters of Perpetual Adoration at Olpe, or Olpe Sisters, after 1863-today