Johann Gunther I, Count of SCHWARZBURG SONDERSHAUSEN
He married Anna Countess of Oldenburg 16 Feb 1566 at Delmenhorst, Oldenburg, Germany . Anna Countess of Oldenburg was born at Prob, Oldenburg, Oldenburg, Germany 3 Apr 1539 daughter of Anton I Count of Oldenburg and Sofie Princess of Saxony-Lauenburg .
They were the parents of 12
children:
Ursule, Countess of Schwarzburg, (Twin)
born 23 Mar 1568.
Sofie Elisabeth, Countess of Schwarzburg, (Twin)
born 23 Mar 1568.
Klare, Countess of Schwarzburg
born 12 May 1569.
Gunther, Count of Schwarzburg
born 7 Sep 1570.
Anton Heinrich, Count of Schwarzburg
born 7 Oct 1571.
Katharine, Countess of Schwarzburg
born 18 Oct 1572.
Sabine, Countess of Schwarzburg
born 12 Oct 1573.
Anna, Countess of Schwarzburg
born 19 Oct 1574.
Marie, Countess of Schwarzburg
born 27 Mar 1576.
Johann Gunther II, Count of Schwarzburg
born 3 May 1577.
Christian Gunther I, Count of Schwarzburg Sondershausen
born 11 May 1578.
Dorothea, Countess of Schwarzburg
born 25 Aug 1579.
Johann Gunther I, Count of Schwarzburg Sondershausen died 28 Oct 1586 at Arnstadt, Schwarzburg-Sonderhausen, Thuringia .
Anna Countess of Oldenburg died 25 Aug 1579 at Söndershausen, Schwarzburg-Sönderhausen, Thuringia .