Christian Everhard, Prince of East Frisia Prince of East Frisia (1665-1708) (1665–1708) Parents Christine Charlotte of Württemberg George Christian, Prince of East Frisia Children George Albert, Prince of East Frisia Enno August von Ostfriesland Countess Marie Charlotte of East Frisia Princess Christine Sophie of East Frisia Princess Juliane Luise of East Frisia Siblings Christian Eberhard, Fürst von Ostfriesland Partners Anna Juliana von Kleinau Princess Eberhadine Sophie of Oettingen-Oettingen