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Duke of Saxe-Bergedorf-Mölln
John III of Saxe-Lauenburg (mid 1330s – 1356) was the eldest son of Duke Albert IV of Saxe-Lauenburg and Beata of Schwerin (*?–before 1341*), daughter of Gunzelin VI, Count of Schwerin . John III succeeded his father in 1343 as Duke of Saxe-Bergedorf-Mölln, a branch duchy of Saxe-Lauenburg . He died without an heir and was succeeded by his younger brother Albert V .
Ancestry
Family of John III, Duke of Saxe-Lauenburg
16. Albert I, Duke of Saxony 8. John I, Duke of Saxony 17. Helen of Brunswick and Lunenburg 4. John II, Duke of Saxe-Lauenburg 18. Birger Jarl 9. Ingeborg Birgersdotter of Småland 19. Ingeborg Eriksdotter of Sweden 2. Albert IV, Duke of Saxe-Lauenburg 20. Gerard I, Count of Schauenburg and Holstein-Itzehoe 10. Henry I, Count of Schauenburg and Holstein-Rendsburg 21. Elisabeth of Mecklenburg 5. Elisabeth of Schauenburg and Holstein-Rendsburg 22. Florence of Bronckhorst 11. Heilwig of Bronckhorst 23. Ermengarde of Anholt 1. John III, Duke of Saxe-Lauenburg 24. Gunzelin III, Count of Schwerin 12. Niklot I, Count of Schwerin-Wittenburg 25. Margaret of Mecklenburg 6. Gunzelin VI, Count of Schwerin 26. John I, Count of Schauenburg and Holstein-Kiel 13. Elisabeth of Schauenburg and Holstein-Kiel 27. Elisabeth of Saxony 3. Beata of Schwerin 28. Otto III, Count of Tecklenburg 14. Otto IV, Count of Tecklenburg 29. Richarda of Mark 7. Richardis (Rixa) of Tecklenburg 30. Frederick I, Count of Rietberg 15. Beatrix of Rietberg 31. Beatrix of Horstmar
John (Johann) III, Duke of Saxony, Angria and Westphalia
Born: mid-1330s Died: 1356
Regnal titles
Preceded by
Duke of Saxe-Bergedorf-Mölln Succeeded by
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