Margarete von Sachsen was born 4 August 1469 in Meißen, Saxony, Germany to Ernst von Sachsen (1441-1486) and Elisabeth von Bayern-München (1443-1484) and died 7 December 1528 Weimar, Thuringia, Germany of unspecified causes. She married Heinrich I. von Braunschweig-Lüneburg (1468-1532) 27 February 1487 JL in Celle, Lower Saxony, Germany.
Children
| Name | Birth | Death | Joined with |
| Franz Heinrich von Braunschweig-Lüneburg (c1489-?) | |||
| Heinrich von Braunschweig-Lüneburg (1490-?) | |||
| Anna von Braunschweig-Lüneburg (1492-?) | |||
| Elisabeth von Braunschweig-Lüneburg (1494-1572) | 11 September 1494 Celle, Lower Saxony, Germany | 2 April 1572 Geldern, North Rhine-Westphalia, Germany | Karel van Egmont (1467-1538) |
| Otto I. von Braunschweig-Lüneburg-Harburg (1495-1549) | |||
| Ernst I. von Braunschweig-Lüneburg (1497-1546) | 15 June 1497 Uelzen, Lower Saxony, Germany | 11 January 1546 Celle, Lower Saxony, Germany | Sophie von Mecklenburg-Schwerin (1508-1541) |
| Apollonia von Braunschweig-Lüneburg (1499-1571) | |||
| Anne von Braunschweig-Lüneburg (1502-1568) | |||
| Franz von Braunschweig-Lüneburg (1508-1549) | |||
Footnotes (including sources)
| ‡ General |
