– 15/25 November 1688), German: Sophia Amalia Prinzessin von Nassau-Siegen, official titles: Prinzessin von Nassau, Gräfin zu Katzenelnbogen, Vianden, Diez, Limburg und Bronkhorst, Frau zu Beilstein, Stirum, Wisch, Borculo, Lichtenvoorde und Wildenborch, Erbbannerfrau des Herzogtums Geldern und der Grafschaft Zutphen, was a countess from the House of Nassau-Siegen, a cadet branch of the Ottonian Line of the House of Nassau.

Sophie Amalie was born at Wisch Castle [nl] in Terborg on 10 January 1650Jul.

[1][note 1] as the second daughter and third child of Count Henry of Nassau-Siegen and his wife Countess Mary Magdalene of Limburg-Stirum.

[4] In October and November 1652 she first lost her eldest sister Ernestine[1] and then her father Henry.

[9][note 2] to Hereditary Prince Frederick Casimir of Courland (6 July 1650[8][11][12] – 22 January 1698[8][11]).