Eberhard married Anna Katherina Dorothea von Salm Kryburg, Duchess of Wurttemberg on 26 Feb 1637 in Strassburg, Bas-Rhin, Alsace, France. Anna (daughter of Johann Kasimir Graf von Salm-Kyrburg and Dorothea Gräfin von Solms-Laubach) was born on 27 Jan 1614 in Finstingen (Sarrebourg), Moselle, Lorraine, France; died on 27 Jun 1655 in Stuttgart, Baden-Württemberg, Germany. [Group Sheet] [Family Chart]

1. Christine Friederike von Würtemberg was born on 9 Mar 1644 in Stuttgart, Baden-Württemberg, Germany; died on 08 Nov 1674 in Stuttgart, Baden-Württemberg, Germany.
2. Wilhelm Ludwig Herzog Württemberg was born on 07 Jan 1647 in Baden-Baden, Baden-Württemberg, Germany; died on 23 Jun 1677 in Hirsau, Schwarzwald, Baden-Wuerttemberg, Germany.
3. Frederick Charles Wurttemberg Winnental was born on 28 Jan 1650 in Stuttgart, Stuttgart, Baden-Wuerttemberg, Germany; died in 1698 in Winnenthal, Wesel, Nordrhein-Westfalen, Germany.
4. Friedrich Karl Herzog von Württemberg was born on 28 Jan 1650 in Stuttgart, Baden-Württemberg, Germany; died on 20 December 1698 in Winnenthal, Wesel, Nordrhein-Westfalen, Germany.