Mary Magdalene was a daughter of Count Ernst I von Oettingen-Baldern (1584–1626) and his wife Countess Katharina von Helfenstein-Wiesensteig (1589–1638).
She married Margrave William of Baden-Baden in 1650 in Vienna.
They were the parents of: Countess Maria Magdalena of Oettingen-Baldern was the teacher of her step-grandson, the future Margrave Louis William of Baden-Baden after his mother did not want to live with her husband at the court in Baden-Baden and moved to Paris.
Her husband, Maria Magdalena's step-son, Hereditary Prince Ferdinand Maximilian then had his 3-months-old son kidnapped from Paris back to Baden-Baden and asked Maria Magdalena to educate him (1655).
This article about a member of the German nobility is a stub.