Ki vette feleségül Anna Fredericka Philippine of Schleswig-Holstein-Sonderburg-Wiesenburg-t?

Anna Fredericka Philippine of Schleswig-Holstein-Sonderburg-Wiesenburg (4 July 1665 - 25 February 1748), was a German noblewoman member of the House of Oldenburg and by marriage Duchess of Saxe-Zeitz-Pegau-Neustadt.

Born in Wiesenburg, she was the thirteenth of fifteen children born from the second marriage of Philip Louis, Duke of Schleswig-Holstein-Sonderburg-Wiesenburg with Anna Margaret of Hesse-Homburg. From her fourteen full-siblings, only seven survive adulthood: Frederick, Sophie Elisabeth (by marriage Duchess of Saxe-Zeitz), Charles Louis, Eleanor Margaret (by marriage Princess of Liechtenstein), William Christian, Magdalene Sophie (Abbess in Quedlinburg) and Johanna Magdalene Louise. In addition, she had two further older half-siblings from her father's first marriage with Catharina of Waldeck-Wildungen, of whom only one survive: Dorothea Elisabeth (by her two marriages Countess of Sinzendorf, Rabutin and Marchioness de Fremonville).

Frederick Heinrich of Saxe-Zeitz-Pegau-Neustadt (21 July 1668 in Moritzburg – 18 December 1713 in Neustadt an der Orla), was a German prince of the House of Wettin.

He was the fourth (but third surviving) son of Maurice, Duke of Saxe-Zeitz, and his second wife, Dorothea Maria of Saxe-Weimar.