First marriage Frederick William Adolf married at
Homburg Castle on 7 January 1702 to
Landgravine Elisabeth Juliana Francisca of Hesse-Homburg (Homburg Castle, 6 January 1681 • Charlotte Frederica (Siegen, 30 November 1702 –
Stadthagen, 22 July 1785), married: • in
Weimar on 27 June 1725 to Fürst
Leopold of Anhalt-Köthen (
Köthen, 29 November 1694
Jul. – Köthen, 19 November 1728). • in
Varel on 26 April 1730 to Count
Albrecht Wolfgang of Schaumburg-Lippe-Bückeburg (
Bückeburg, 27 April 1699 – Bückeburg, 24 September 1748). • Sophia Mary (
Nassauischer Hof, Siegen, 28 January 1704 –
Nassauischer Hof, Siegen, 28 August 1704). • Sibylle Henriette Eleonore (
Nassauischer Hof, Siegen, 21 September 1705 –
Nassauischer Hof, Siegen, 5 September 1712). • Fürst
Frederick William II (
Nassauischer Hof, Siegen, 11 November 1706 –
Nassauischer Hof, Siegen, 2 March 1734), succeeded his father in 1722. Married at Ludwigseck Hunting Lodge near on 23 September 1728 to Countess
Sophie Polyxena Concordia of Sayn-Wittgenstein-Hohenstein (
Berlin, 28 May 1709 – , Siegen, 15 December 1781). • Sophia Elizabeth (
Nassauischer Hof, Siegen, 7 November 1707 –
Nassauischer Hof, Siegen, 5 October 1708). Portrait of Elisabeth Juliana Franziska van Hessen-Homburg (1681-1707).jpg|Landgravine Elisabeth Juliana Francisca of Hesse-Homburg (1681–1707). Anonymous portrait, late 17th century or early 18th century.
Middachten Castle,
De Steeg. Portret van Charlotte Frederika van Nassau -Siegen (1702-1785).jpg|Princess Charlotte Frederica of Nassau-Siegen (1702–1785). Portrait by
Christoph Gottfried Ringe, 1751. Foundation Historical Collections of the House of Orange-Nassau,
The Hague. Frederik Willem II van Nassau-Siegen.jpg|Fürst Frederick William II of Nassau-Siegen. Portrait by
Franz Lippold, 1733. Siegerlandmuseum,
Siegen.
Second marriage Frederick William Adolf remarried at the in
Bayreuth on 13 April 1708 • Sophia Wilhelmine Adolphina (
Nassauischer Hof, Siegen, 28 February 1709 –
Nassauischer Hof, Siegen, 16 December 1710). • Charles Frederick (
Nassauischer Hof, Siegen, 4 March 1710 –
Nassauischer Hof, Siegen, 25 December 1710). • Wilhelmine Charlotte Louise (
Nassauischer Hof, Siegen, 25 April 1711 –
Untere Schloss, Siegen, 7 March 1771). • Augusta Amelie (Siegen, 9 September 1712 –
Wittgenstein Castle,
Laasphe, 22 February 1742), married in Siegen on 6 May 1738 to Count Frederick of
Sayn-Wittgenstein-Hohenstein (Berlin, 29 January 1708 – 9 June 1756). He later remarried the youngest sister of Augusta Amelie. • Louis Ferdinand (
Nassauischer Hof, Siegen, 29 March 1714 –
Nassauischer Hof, Siegen, 26 February 1715). • Caroline Amelie Adolphina (Siegen, 26 November 1715 –
Laubach, 10 August 1752), married at Wittgenstein Castle in Laasphe on 11 February 1751 to Count
Christian August of Solms-Laubach (
Wetzlar, 1 August 1714 – Laubach, 20 February 1784). • William Maurice (
Nassauischer Hof, Siegen, 1 March 1717 –
Nassauischer Hof, Siegen, 5 August 1719). • Elizabeth Hedwig (Siegen, 19 April 1719 – Wittgenstein Castle, Laasphe, 10 January 1789), married in Siegen on 12 June 1743 to Count Frederick of Sayn-Wittgenstein-Hohenstein (Berlin, 29 January 1708 – 9 June 1756). He was the widower of an older sister of Elisabeth Hedwig. Amalia Luise von Kurland 1687-1750.jpg|Duchess Amalie Louise of Courland (1687–1750). Detail of an anonymous portrait, 18th century. Siegerlandmuseum, Siegen. Augusta Amalia van Nassau-Siegen.jpg|Princess Augusta Amelie of Nassau-Siegen (1712–1742). Portrait by
Johann Philipp Behr, 1738. Siegerlandmuseum, Siegen. Carolina Amalia Adolfina van Nassau-Siegen.jpg|Princess Caroline Amelie Adolphina of Nassau-Siegen (1715–1752). Portrait by Johann Philipp Behr, 1738. Siegerlandmuseum, Siegen. Elisabeth Hedwig van Nassau-Siegen.jpg|Princess Elizabeth Hedwig of Nassau-Siegen (1719–1789). Portrait by Johann Philipp Behr, 1738. Siegerlandmuseum, Siegen. ==Ancestors==