George Christian, Prince of East Frisia Prince of Ostfriesland (1634–1665) Parents Juliana of Hesse-Darmstadt Ulrich II, Count of East Frisia Children Christian Everhard, Prince of East Frisia Christian Eberhard, Fürst von Ostfriesland Siblings Count Ferdinand Edzard of East Frisia Enno Louis, Prince of East Frisia Partners Christine Charlotte of Württemberg