Franz I Duke of SAXONY-LAUENBURG-RATZEBURG
He married Sibylle, Princess of Saxony 8 Feb 1540 at Dresden, Dresden, Saxony . Sibylle, Princess of Saxony was born at Freiberg, Dresden, Saxony 2 May 1515 daughter of Heinrich "the Pious" , Duke of Saxony and Katharine, Princess of Mecklenburg Schwerin .
They were the parents of 9
children:
Albrecht, Prince of Saxony
born 1542.
Magnus II Duke of Saxony
born 1543.
Dorothea, Princess of Saxony Lauenburg Ratzeburg
born 11 Mar 1543.
Ursule, Princess of Saxony Lauenburg
born 1545.
Franz II, Duke of Saxony Lauenburg Ratzeburg
born 10 Aug 1547.
Sidonie Katharine Princess of Saxony Lauenburg
born Abt 1548.
Heinrich, Prince of Saxony
born 11 Nov 1550.
Moritz, Duke of Saxony
born 1551.
Friedrich, Prince of Saxony
born 1554.
Franz I Duke of Saxony-Lauenburg-Ratzeburg died 19 Mar 1581 at Buxtehude, Hannover, Prussia .
Sibylle, Princess of Saxony died at Lauenburg, Schleswig-Holstein, Prussia .