On April 26 1709, Marie Louise was married to John William Friso, Prince of Orange, who was a son of Prince Henry Casimir II of Nassau-Dietz and Henriëtte Amalia van Anhalt-Dessau.
Marie Louise was married to John William Friso. This was on April 26 1709. John William Friso was Prince of Orange. John William Friso was a son of Prince Henry Casimir II of Nassau-Dietz-Dessau. John William Friso was a son of Prince Henry Casimir II of Nassau-Henriëtte Amalia van Anhalt-Dessau. John William Friso was Prince of Orange.