The Duchy of Saxe-Jena was one of the
Saxon Duchies held by the Ernestine line of the
Wettin Dynasty. Established in 1672 for
Bernhard, fourth son of
Wilhelm, Duke of Saxe-Weimar
Wilhelm, Duke of Saxe-Weimar ( Altenburg, 11 April 1598 – Weimar, 17 May 1662), was a duke of Saxe-Weimar.
Wilhelm was the fifth (but third surviving) son of Johann, Duke of Saxe-Weimar, and Dorothea Maria of Anhalt. He was brother to Ber ...
, Saxe-Jena was reincorporated into
Saxe-Weimar on the extinction of Bernhard's line in 1690.
Dukes of Saxe-Jena
*
Bernhard (1672–1678)
*
Johann Wilhelm (1678–1690)
''Reincorporated into
Saxe-Weimar''
{{Coord missing, Thuringia
1672 establishments in the Holy Roman Empire
1690 disestablishments in the Holy Roman Empire
States and territories established in 1672
Jena
Jena () is a German city and the second largest city in Thuringia. Together with the nearby cities of Erfurt and Weimar, it forms the central metropolitan area of Thuringia with approximately 500,000 inhabitants, while the city itself has a po ...