Enno III, Count of East Frisia count of East Frisia (1563-1625) (1563–1625) Parents Catherine Vasa of Sweden Edzard II, Count of East Frisia Children Anna Maria of Ostfriesland Christina Sophia of East-Frisia Agnes of Ostfriesland Rudolf Christian, Count of East Frisia Sabina Catherine of East Frisia Ulrich II, Count of East Frisia Siblings Anne of Ostfriesland Maria of Ostfriesland John III of Rietberg Christoph Gretsil Partners Anna of Holstein-Gottorp Walburgis, Countess of Rietberg
