Prince Frederick of Württemberg
Prince" Frederick" Charles Augustus of Württemberg( 21 February 1808 – 9 May 1870) was a General in the Army of Württemberg and the father of William II of Württemberg.
Frederick was a member of the Royal Family of Württemberg and a Prince of Württemberg.
Princess Catherine of Württemberg
Princess Catherine Frederica Charlotte of Württemberg (Stuttgart, 24 August 1821 – Stuttgart, 6 December 1898) was a daughter of William I of Württemberg and Pauline Therese of Württemberg.
She was the mother of William II of Württemberg.
Charlotte of Schaumburg-Lippe
Princess Charlotte of Schaumburg- Lippe( 10 October 1864 – 16 July 1946) was the daughter of Prince Wilhelm Karl August of Schaumburg- Lippe, and his wife, Princess Bathildis of Anhalt- Dessau.
As the second wife of King William II of Württemberg she became Queen consort of Württemberg.
She was not only the last queen of Württemberg, but the last surviving queen of any German state.
Grand Duchess Catherine Mikhailovna of Russia
Grand Duchess Catherine Mikhailovna of Russia( 28 August 1827 – 12 May 1894), was the third of five daughters of Grand Duke Michael Pavlovich of Russia( youngest son of Emperor Paul I and Princess Sophie Dorothea of Württemberg) and Princess Charlotte of Württemberg( eldest child of Prince Paul of Württemberg and Princess Charlotte of Saxe- Hildburghausen).
Christoph, Duke of Württemberg
Christoph of Württemberg, Duke of Württemberg (12 May 1515 – 28 December 1568) ruled as Duke of Württemberg from 1550 until his death in 1568.
Eberhard III, Duke of Württemberg
Eberhard III, Duke of Württemberg (16 December 1614 in Stuttgart – 2 July 1674 in Stuttgart) ruled as Duke of Württemberg from 1628 until his death in 1674.
Eberhard III became the heir under guardianship in 1628 during the Thirty Years' War at the age of 14 after the death of his father, Johann Frederick, 7th Duke of Württemberg.
His guardian at first was his father's brother Louis Frederick, Duke of Württemberg-Montbéliard and after his death in 1631
Julius Frederick, Duke of Württemberg-Weiltingen.
Württemberg lost around one third of its territory in 1629.
Julius Frederick was removed as guardian in 1633 when Eberhard was declared of full age at which point he assumed full rule of the Duchy.
Following a major defeat of Württemberg troops in the battle of Nördlingen on 6 September 1634, Württemberg was severely looted and plundered.
Eberhard fled to Strasbourg where he married in 1637, returning to Württemberg in 1638 after long negotiations with Ferdinand III of the Holy Roman Empire.
By this time many territories had already been passed on by the Emperor to other parties to push forward Catholicism in the region.
The Duchy of Württemberg was reinstated after long negotiations resulting in the Peace of Westphalia of 1648, despite or maybe because of the effects of war, poverty, hunger and the Bubonic plague all of which reduced the population from 350,000 in 1618 to 120,000 in 1648.
Eberhard III entered into an inheritance agreement with his younger brother Frederick thereby handing over ownership of the Duchy of Württemberg-Neuenstadt and thus establishing a new branch line of the duchy.
In 1651, Eberhard came to a similar agreement with another brother, Ulrich affecting the Castle of Neuenbürg.
Princess Augusta of Württemberg
Princess Augusta of Württemberg( 4 October 1826 in Stuttgart – 3 December 1898, ibid.) was a daughter of King William I of Württemberg and his wife, Pauline of Württemberg.
Sophie Charlotte of Württemberg
Sophie Charlotte of Württemberg (22 February 1671 – 11 September 1717), was a German noblewoman member of the House of Württemberg and by marriage Duchess of Saxe-Eisenach.
Born in Stuttgart, she was the ninth of eleven children of Eberhard III, Duke of Württemberg and his second wife, Countess Marie Dorothea Sophie of Oettingen-Oettingen.
From Sophie Charlotte's ten full-siblings, only she and his three (unmarried) brothers George Frederick, Louis and John Frederick survive adulthood; in addition, they had fourteen older half-siblings from their father's first marriage with Anna Katharina, Wild- and Rheingräfin of Salm-Kyrburg, of whom only eight survived:
Sophie Louise (by marriage Margravine of Brandenburg-Bayreuth), Christine Fredericka (by marriage Duchess of Oettingen-Oettingen), Christine Charlotte (by marriage Princess of East Frisia), William Louis, Duke of Württemberg, Anna Katharine (unmarried), Eberhardine Katharine (by marriage Duchess of Oettingen-Oettingen), Frederick Charles, Duke of Württemberg-Winnental and Karl Maximilian (unmarried).
Duke Carl Alexander of Württemberg
Carl Alexander Herzog von Württemberg( Father Odo OSB)( 12 March 1896 – 27 December 1964) was a member of the House of Württemberg who became a Benedictine monk.
(" Herzog von Württemberg" is German for" Duke of Württemberg".)
During, and following, the Nazi era he provided aid to refugees, Jews, and prisoners of war, and was reported for these activities to the Nazi rulers of Germany.
Louis Frederick, Duke of Württemberg-Montbéliard
Louis Frederick of Württemberg- Montbéliard( 29 January 1586 in Montbéliard – 26 January 1631 in Montbéliard) was the founder of a cadet line of the House of Württemberg known as the Dukes of Württemberg- Montbéliard.
Louis Frederick of Württemberg was born at Montbéliard Castle as the fifth child and second son of Duke Frederick I of Württemberg, and princess Sibylla of Anhalt.

Question: When was Sophie Charlotte Of Württemberg's father born?
Answer: 16 December 1614