Heinrich, Duke of Saxe-MerseburgHeinrich von Sachsen-Merseburg "Heinrich, Duke of Saxe-Merseburg (Merseburg, 2 September 1661 – Doberlug, 28 July 1738), was a duke of Saxe-Merseburg and member of the House of Wettin. He was the sixth (but fourth surviving) son of Christian I, Duke of Saxe-Merseburg and Christiana of Schleswig-Holstein-Sonderburg-Glücksburg." - (en.wikipedia.org 29.01.2020)