Christina Magdalena of the Palatinate-Zweibrücken
Countess Palatine Christina Magdalena of Kleeburg (27 May 1616– 14 August 1662) of the House of Wittelsbach, Margravine of Baden-Durlach.
She was the daughter of John Casimir, Count Palatine of Kleeburg and Princess Catherine of Sweden (a granddaughter of Gustav I of Sweden, making Christina a link between the house of Vasa and the later houses of Holstein-Gottorp and Bernadotte).
Christina Magdalena was a sister of Charles X of Sweden, and grew up in Sweden.
Charles Gustav of Baden-Durlach
Margrave (Prince)
Charles Gustav of Baden-Durlach (27 September 1648 in Durlach – 24 October 1703 at the Karlsburg Castle in Durlach) was a German general.
He was the son of Margrave Frederick VI of Baden-Durlach and his wife Christina Magdalena of the Palatinate-Zweibrücken.
Within the Swabian Circle he was royal colonel of the Protestant Circle Infantry Regiment (1673-1677) and from 1683 of the Second Circle Infantry Regiment (Evangelical).
In 1683, he served as major general and at the same time commander-in-chief of the circle troops.
In 1686 he was promoted to field marshal lieutenant of the infantry in the Swabian Circle, in 1692 to General Feldzeugmeister and in 1697 to field marshal.
Princess Albertina Frederica of Baden-Durlach
Princess and Margravine Albertina Frederica of Baden-Durlach (3 July 1682 – 22 December 1755) was a German princess.
She was the daughter of Frederick VII, Margrave of Baden-Durlach and his wife Duchess Augusta Marie of Holstein-Gottorp.
She married Christian August of Holstein-Gottorp, Prince of Eutin.
Frederick VI, Margrave of Baden-Durlach
Frederick VI, Margrave of Baden- Durlach( 16 November 1617 – 10 or 31 January 1677) was the Margrave of Baden- Durlach from 1659 until his death.
Christopher of Baden-Durlach
Christopher of Baden- Durlach( 9 October 1684, Karlsburg Castle, Durlach – 2 May 1723, Karlsruhe) was Prince and( titular) Margrave of Baden- Durlach.
Christopher was the son of Margrave Frederick VII Magnus of Baden- Durlach and Augusta Marie of Holstein- Gottorp( born February 6, 1649 – † April 25, 1728), daughter of the Duke Frederick III of Holstein- Gottorp.
He was the brother of the ruling Margrave Charles III William, who reigned from 1709 till 1738.
Countess Palatine Anna of Veldenz
Countess Palatine Anna of Veldenz( 12 November 1540 – 30 March 1586) was Margravine of Baden- Durlach by marriage to Charles II, Margrave of Baden- Durlach, and co-regent of the Margraviate of Baden- Durlach during the minority of her son Ernest Frederick from 1577 to 1584.
Princess Amalia of Nassau-Dietz
Princess Amalia of Nassau- Dietz( Anna Charlotte Amalie; – 18 September 1777) was the wife of Frederick, Hereditary Prince of Baden- Durlach, and mother of Charles Frederick, the first Grand Duke of Baden.
Frederick V, Margrave of Baden-Durlach
Frederick V, Margrave of Baden- Durlach( 6 July 1594, Sulzburg, Hochschwarzwald – 8 September 1659, Durlach) was a German nobleman, who ruled as margrave of Baden- Durlach from 1622 to his death.
He was succeeded by his son Frederick VI, Margrave of Baden- Durlach.
Christine Juliane of Baden-Durlach
Christine Juliane of Baden- Durlach( 12 September 1678 – 10 July 1707), was a German noblewoman member of the House of Zähringen and by marriage Duchess of Saxe- Eisenach.
Born at Karlsburg Castle in Karlsruhe, Durlach, she was the oldest of the four children of Prince Charles Gustav of Baden- Durlach( younger brother of Frederick VII, Margrave of Baden- Durlach) and Anna Sophia of Brunswick- Wolfenbüttel.
Frederick, Hereditary Prince of Baden-Durlach
Frederick, Hereditary Prince of Baden-Durlach (7 October 1703 – 26 March 1732) was a German hereditary prince of the Margraviate of Baden-Durlach.
Frederick was the son of Charles III William, Margrave of Baden-Durlach, and Magdalena Wilhelmine of Württemberg (7 November 1677 - 30 October 1742), the daughter of William Louis, Duke of Württemberg.
He became heir apparent when his elder brother Charles Magnus died in 1712.
However, he died before his father did and therefore never came to government in Durlach.
He served in the imperial army.
In 1724, he was appointed colonel, in 1728, he was promoted to major general.

Question: Who is Charles Gustav Of Baden-Durlach's maternal grandfather?
Answer: John Casimir, Count Palatine of Kleeburg