Duke Johann Georg I (of Saxe-Marksuhl)

Duke Johann Georg I (of Saxe-Marksuhl) was born on 12 July 1634 in Weimar, Saxe-Weimer-Eisenach, Thuringia.¹ He was the son of Duke Wilhelm 'The Great' (of Saxe-Weimar) and Princess Eleonore Dorothea (of Anhalt-Dessau).¹ Duke Johann Georg I (of Saxe-Marksuhl) married Countess Johannette (of Sayn-Wittgenstein), daughter of Count Ernst (of Sayn Wittgenstein) and Countess Luise Juliane (of Erbach), on 29 May 1661 in Wohla, Bautzen, Saxony.¹ Duke Johann Georg I (of Saxe-Marksuhl) died on 19 September 1686 in Jadgschloss, Eisenach, Saxe-Weimer-Eisenach, Thuringia, at age 52.¹ He was buried at St. Georgenkirche, Eisenach, Saxe-Weimer-Eisenach, Thuringia.¹
He became the father of Princess Eleonore Erdmuthe Louisa (of Saxe-Marksuhl) on 13 April 1662.¹ Johann Georg I's father Duke Wilhelm 'The Great' (of Saxe-Weimar) died on 17 May 1662 in Weimar, Saxe-Weimar-Eisenach, Thuringia.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Prince Friedrich August (of Saxe) on 29 October 1663.¹ Johann Georg I's mother Princess Eleonore Dorothea (of Anhalt-Dessau) died on 26 December 1664 in Weimar, Saxe-Weimar-Eisenach, Thuringia.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Duke Johann Georg II (of Saxe) on 25 July 1665.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Prince Maximilian Heinrich (of Saxe) on 17 October 1666.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Duke Johann Wilhelm (of Saxe-Eisenach) on 17 October 1666.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Princess Luise (of Saxe) on 18 April 1668.¹ Johann Georg I's son Prince Maximilian Heinrich (of Saxe) died on 23 July 1668.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Princess Friederike Elisabeth (of Saxe) on 5 May 1669.¹ Johann Georg I's daughter Princess Luise (of Saxe) died on 26 June 1669.¹ Duke Johann Georg I (of Saxe-Marksuhl) became the father of Prince Ernst Gustav (of Saxe) on 28 August 1672.¹ Johann Georg I's son Prince Ernst Gustav (of Saxe) died on 16 November 1672.¹ Johann Georg I's daughter was married at wedding of Princess Eleonore Erdmuthe Louisa (of Saxe-Marksuhl) and Margrave Johann Friedrich (of Brandenburg-Ansbach) on 14 November 1681 in Eisenach, Saxe-Weimar-Eisenach, Thuringia.¹ Johann Georg I's son Prince Friedrich August (of Saxe) died on 19 September 1684.¹