Princess Karoline Amalie of Hesse-Kassel
Karoline Amalie of Hesse- Kassel( 11 July 1771, Hanau – 22 February 1848, Gotha), was a German princess and member of the House of Hesse- Kassel by birth, and Duchess of Saxe- Gotha- Altenburg by marriage.
She was the second daughter of Landgrave( later Prince) William I of Hesse by Princess Wilhelmina Caroline of Denmark and Norway, daughter of King Frederick V.
Philippe Junot
Philippe Junot( born 19 April 1940) is a venture capitalist and property developer with business interests in Paris, and New York City.
He is also known as the first husband of Princess Caroline of Monaco.
Princess Alexandra of Hanover (born 1999)
Princess Alexandra of Hanover( Alexandra Charlotte Ulrike Maryam Virginia; born 20 July 1999) is the only child of Princess Caroline of Monaco and Prince Ernst August of the defunct Kingdom of Hanover.
Princess Caroline-Mathilde of Denmark
Princess Caroline- Mathilde of Denmark( 27 April 1912 – 12 December 1995) was a daughter of Prince Harald of Denmark and granddaughter of King Frederick VIII of Denmark.
As the wife of Knud, Hereditary Prince of Denmark, she became Hereditary Princess of Denmark.
Marie Friederike of Hesse-Kassel
Marie Frederike of Hesse- Kassel( 14 September 1768, Hanau – 17 April 1839, Hanau) was a German noblewoman and by marriage Princess and later Duchess of Anhalt- Bernburg.
She was a daughter of William I, Elector of Hesse, and his wife, Princess Wilhelmina Caroline of Denmark.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.
Princess Maximiliana of Bavaria
Princess Maximiliana
Josepha Caroline of Bavaria( 21 July 1810 – 4 February 1821), was a Princess of Bavaria, daughter of King Maximilian I Joseph of Bavaria and Queen Caroline of Baden.
Princess Wilhelmina Caroline of Denmark
Princess Wilhelmina "Caroline" of Denmark and Norway  (10 July 1747 in Christiansborg Palace, Copenhagen – 14 January 1820 in Kassel), was the Landgravine consort of Hesse-Kassel and later the Electress of Hesse-Kassel by marriage to William I, Elector of Hesse.
Princess Caroline of Great Britain
Princess Caroline of Great Britain (Caroline Elizabeth; 10 June 1713 – 28 December 1757) was the fourth child and third daughter of King George II of Great Britain and his wife Caroline of Ansbach.
William I, Elector of Hesse
William I, Elector of Hesse (3 June 1743 – 27 February 1821) was the eldest surviving son of Frederick II, Landgrave of Hesse-Kassel (or Hesse-Cassel) and Princess Mary of Great Britain, the daughter of George II.

Question: What is the date of death of Princess Wilhelmina Caroline Of Denmark's husband?