Sofie married Duke of Brunswick-Luneburg Ernst on 02 Jun 1528 in Schwerin, Mecklenberg-Schwerin, Germany. Ernst (son of Duke Brunswick-Lunberg Heinrich and Princess of Saxony Margarethe) was born on 26 Jun 1497 in Uelzen, Hannover, Prussia; died on 11 Jan 1546 in Celle, Hannover, Prussia. [Group Sheet] [Family Chart]

1. Duke of Brunswick-Luneburg Otto Franz was born on 20 Jun 1530 in Lhuneburg, Hannover, Prussia; died on 29 Apr 1559.
2. Prince of Brunswick Friedrich was born on 2 Jun 1532 in Celle, Hannover, Prussia; died on 20 Jul 1553.
3. Duke of Brunswick-Wolfenbhuttel-Dannenburg Heinrich was born on 4 Jun 1533 in Celle, Hannover, Prussia; died on 19 Jan 1597 in Dannenberg, Hannover, Prussia.
4. Princess of Brunswick Margarethe was born on 10 Jun 1534 in Celle, Hannover, Prussia; died on 24 Sep 1596.
5. Duke of Brunswick-Luneburg Wilhelm was born on 4 Jul 1535 in Celle, Hannover, Prussia; died on 20 Aug 1592 in Celle, Hannover, Prussia; was buried in Celle, Hannover, Prussia.
6. Princess of Brunswick Ursule was born on 1 Oct 1536 in Celle, Hannover, Prussia; died on 21 Oct 1538.
7. Princess of Brunswick Katharine was born in 1537 in Celle, Hannover, Prussia; died in 1540.
8. Princess Braunschweig-Luneburg Elisabeth Ursule was born in 1539 in Celle, Hannover, Prussia; died on 3 Sep 1586; was buried on 10 Sep 1586 in Stadthagen, Schaumburg-Lippe, Germany.
9. Princess of Brunswick Magdalene Sofie was born in 1540 in Celle, Hannover, Prussia; died in 1586.
10. Princess of Brunswick-Luneburg Sofie was born on 18 Jun 1541 in Celle, Hannover, Prussia; died on 17 Jan 1631.

Heinrich married Duchess of Mecklenburg Schwerin Ursule on 16 Feb 1507. Ursule was born on 17 Oct 1488 in Berlin, Brandenburg, Prussia; died on 18 Sep 1510 in Gustrow, Mecklenburg-Schwerin, Germany. [Group Sheet] [Family Chart]