Daughter of Saint Vincent Madelgarus and Saint Waltrude; sister of Saint Aldetrudis; grand-daughter of Saint Bertille. Spiritual student of her aunt Saint Aldegund. Benedictine nun at the abbey of Maubeuge, France. Abbess in 697.
- 706 of natural causes
- Book of Saints, by the Monks of Ramsgate
- Catholic Online
- Our Sunday Visitor’s Encyclopedia of Saints
- “Saint Madalberta“. Saints.SQPN.com. 7 September 2013. Web. 22 August 2014. <>