John III, Duke of Saxe-Lauenburg

John III
Duke of Saxe-Bergedorf-Mölln
Reign	1343–1356
Predecessor	Albert IV of Saxe-Lauenburg
Successor	Albert V of Saxe-Lauenburg
Born	mid-1330s
Died	1356
House	House of Ascania
Father	Albert IV of Saxe-Lauenburg
Mother	Beata of Schwerin
Religion	Roman Catholic

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 House of Ascania Born: mid-1330s Died: 1356
Regnal titles
Preceded by Albert IV	Duke of Saxe-Bergedorf-Mölln 1343–1356	Succeeded by Albert V