Peerage Record – 717

     Karl Fürst zu Nassau-Usingen was born on 1 January 1712 at Usingen, Germany^G.¹ He was the son of Wilhelm Heinrich I Fürst zu Nassau-Usingen and Charlotte Amalie Prinzessin zu Nassau-Dillenburg.² He married Christiane Wilhelmine von Sachsen-Eisenach, daughter of Johann Wilhelm Herzog von Sachsen-Eisenach and Magdalen Sybille von Sachsen-Weissenfels, on 26 December 1734 at Eisenach, Germany^G. He died on 21 June 1775 at age 63 at Usingen, Germany^G.¹
     He gained the title of Fürst zu Nassau-Usingen.¹

     Marie de la Trémoille was born on 26 January 1632 at Thouars, France^G. She was the daughter of Henri de la Trémoille, Duc de Thouars and Marie de la Tour d’Auvergne. She married Bernard Herzog von Sachsen-Jena, son of Wilhelm Herzog von Sachsen-Weimar and Eleonore Dorothea von Anhalt-Dessau, on 10 June 1662 at Paris, France^G. She died on 24 August 1682 at age 50.

     Henri de la Trémoille, Duc de Thouars is the son of Claude de la Trémoille, Duc de Thouars and Charlotte von Nassau-Dillenburg. He married Marie de la Tour d’Auvergne, daughter of Henry de la Tour d’Auvergne, Vicomte de Turenne, Duc de Bouillon, 3rd Prince de Sedan and Elisabeth Prinses van Oranje-Nassau.
     He gained the title of Duc de Thouars.

     Marie de la Tour d’Auvergne is the daughter of Henry de la Tour d’Auvergne, Vicomte de Turenne, Duc de Bouillon, 3rd Prince de Sedan and Elisabeth Prinses van Oranje-Nassau. She married Henri de la Trémoille, Duc de Thouars, son of Claude de la Trémoille, Duc de Thouars and Charlotte von Nassau-Dillenburg.

     Henry de la Tour d’Auvergne, Vicomte de Turenne, Duc de Bouillon, 3rd Prince de Sedan was born on 28 September 1555 at Joze-en-Auvergne, France.¹ He was the son of François de la Tour d’Auvergne, Vicomte de Turenne and Eléonore de Montmorency.² He married Elisabeth Prinses van Oranje-Nassau, daughter of Willem I Graf von Nassau-Dillenburg Graaf van Vianden, 2nd Prins van Oranje and Charlotte, Princesse de Bourbon-Vendôme, on 15 April 1595 at The Hague, The Netherlands.¹ He died on 25 March 1623 at age 67 at Sedan, France.¹
     He gained the title of Duc de Bouillon. He held the office of Marshal of France in 1592.¹

     Wilhelm von Sachsen-Jena was born on 24 July 1664. He was the son of Bernard Herzog von Sachsen-Jena and Marie de la Trémoille. He died on 21 June 1666 at age 1.

     Bernard von Sachsen-Jena was born on 9 November 1667. He was the son of Bernard Herzog von Sachsen-Jena and Marie de la Trémoille. He died on 26 April 1668.

     Johann Wilhelm Herzog von Sachsen-Jena was born on 28 March 1675. He was the son of Bernard Herzog von Sachsen-Jena and Marie de la Trémoille. He died on 4 November 1690 at age 15.
     He gained the title of Herzog von Sachsen-Jena.

     Charlotte Marie von Sachsen-Jena was born on 20 December 1669. She was the daughter of Bernard Herzog von Sachsen-Jena and Marie de la Trémoille. She married Wilhelm Ernst Herzog von Sachsen-Weimar, son of Johann Ernst II Herzog von Sachsen-Weimar and Christiane Elisabeth von Schleswig-Holstein-Sonderburg-Franzhagen, on 2 November 1683 at Eisenach, Germany^G. She and Wilhelm Ernst Herzog von Sachsen-Weimar were divorced on 23 August 1690. She died on 6 January 1703 at age 33.

     Wilhelm Ernst Herzog von Sachsen-Weimar was born on 19 October 1662 at Weimar, Germany^G. He was the son of Johann Ernst II Herzog von Sachsen-Weimar and Christiane Elisabeth von Schleswig-Holstein-Sonderburg-Franzhagen. He married Charlotte Marie von Sachsen-Jena, daughter of Bernard Herzog von Sachsen-Jena and Marie de la Trémoille, on 2 November 1683 at Eisenach, Germany^G. He and Charlotte Marie von Sachsen-Jena were divorced on 23 August 1690. He died on 26 August 1728 at age 65 at Weimar, Germany^G.
     He gained the title of Herzog von Sachsen-Weimar.