Duchess Elisabeth Sophie of Mecklenburg
Elisabeth Sophie of Mecklenburg, Duchess of Brunswick- Lüneburg( 20 August 1613 – 12 July 1676) was a German poet and composer.
Sophie of Legnica
Sophie of Legnica( 1525 – 6 February 1546) was a daughter of Frederick II, Duke of Legnica, Brzeg, and Wohlau, and his second wife, Sophie of Brandenburg- Ansbach- Kulmbach( 1485 – 1537).
Sophie, who was brought up as a Protestant, married the future Elector John George of Brandenburg on 15 February 1545.
She died before he acceded to the Electorate and never reigned as Electress of Brandenburg.
Her son( and only child) Joachim Frederick did, however, accede to the Electorate in 1598.
Frederick William, Duke of Courland
Frederick William( 19 July 1692 – 21 January 1711) was Duke of Courland and Semigallia from 1698 to 1711.
Frederick Wilhelm was the son of Frederick Casimir Kettler and Elisabeth Sophie of Brandenburg.
During his reign the duchy was occupied by Swedish and later by Russian troops.
Margravine Sophie of Brandenburg-Ansbach (1614–1646)
Sophie of Brandenburg- Ansbach( 1614–1646) was a German noblewoman of the house of Brandenburg- Ansbach.
Sophie of Brandenburg-Ansbach
Sophie of Brandenburg- Ansbach( 23 March 1535, Ansbach – 22 February 1587, Legnica) was a princess of Brandenburg- Ansbach and by marriage Duchess of Legnica.
Sophie of Brandenburg-Ansbach-Kulmbach
Sophie of Brandenburg- Ansbach- Kulmbach( 10 March 1485, Ansbach – 24 May 1537, Liegnitz( Legnica)) was a princess of Brandenburg- Ansbach and was by marriage Duchess of Legnica.
Sabina of Brandenburg-Ansbach
Sabina of Brandenburg-Ansbach (12 May 1529 – 2 November 1575) was a princess of Brandenburg-Ansbach and Electress of Brandenburg by marriage.
Margravine Elisabeth Sophie of Brandenburg (1674–1748)
Elisabeth Sophie of Brandenburg (5 April 1674 – 22 November 1748), was a Duchess consort of Courland by marriage to Duke Frederick Casimir Kettler of Courland, a Margravine consort of Brandenburg-Bayreuth by marriage to Christian Ernst, Margrave of Brandenburg-Bayreuth, and a Duchess consort of Saxe-Meiningen by marriage to Ernst
Ludwig
I, Duke of Saxe-Meiningen.
She was joint regent in Courland during the minority of her son Frederick William, Duke of Courland from 1698 until 1701.
Margravine Elisabeth Fredericka Sophie of Brandenburg-Bayreuth
Margravine Elisabeth Fredericka Sophie of Brandenburg- Bayreuth( 30 August 1732 – 6 April 1780), was a German princess of the House of Hohenzollern and the Duchess of Württemberg by marriage.
Frederick William, Elector of Brandenburg
Frederick William (16 February 1620 – 29 April 1688) was Elector of Brandenburg and Duke of Prussia, thus ruler of Brandenburg-Prussia, from 1640 until his death in 1688.
A member of the House of Hohenzollern, he is popularly known as "the Great Elector"  because of his military and political achievements.
Frederick William was a staunch pillar of the Calvinist faith, associated with the rising commercial class.
He saw the importance of trade and promoted it vigorously.
His shrewd domestic reforms gave Prussia a strong position in the post-Westphalian political order of north-central Europe, setting Prussia up for elevation from duchy to kingdom, achieved under his son and successor.

Question: When did Margravine Elisabeth Sophie Of Brandenburg (1674–1748)'s father die?
Answer: 29 April 1688