Louis_IX,_Landgrave_of_Hesse-Darmstadt
Louis IX, Landgrave of Hesse-Darmstadt
Landgrave of Hesse-Darmstadt
Louis IX of Hesse-Darmstadt (German: Ludwig) (15 December 1719 – 6 April 1790) was the reigning Landgrave of Hesse-Darmstadt from 1768 to 1790.
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| Louis IX | |
|---|---|
 Portrait of Louis IX around 1780 in the Musée historique de Strasbourg | |
| Landgrave of Hesse-Darmstadt | |
| Reign | 12 October 1768 – 6 April 1790 |
| Predecessor | Louis VIII |
| Successor | Louis X |
| Born | (1719-12-15)15 December 1719 Darmstadt |
| Died | 6 April 1790(1790-04-06) (aged 70) Pirmasens |
| Spouses | Marie Adelaide of Cheirouze, Countess of Lemberg
(m. 1775) |
| Issue | |
| House | Hesse-Darmstadt |
| Father | Louis VIII, Landgrave of Hesse-Darmstadt |
| Mother | Countess Charlotte of Hanau-Lichtenberg |
Louis IX and his wife Countess Palatine Caroline of Zweibrücken became the most recent common ancestors of all current hereditary European monarchs on 8 September 2022 after Queen Elizabeth II of the United Kingdom, who was not a descendant, died and her son, Charles III, a descendant through his father, became king.[1]
Louis IX was a son of Louis VIII, Landgrave of Hesse-Darmstadt, and Charlotte of Hanau-Lichtenberg and Müntzenberg.
He was born in Darmstadt on 15 December 1719. On 12 August 1741, Louis married Caroline, daughter of Christian III, Duke of Zweibrücken. They had three sons and five daughters, including:
- Princess Caroline of Hesse-Darmstadt (1746–1821), married Frederick V, Landgrave of Hesse-Homburg
- Princess Frederica Louisa of Hesse-Darmstadt (1751–1805), married King Friedrich Wilhelm II of Prussia and became Queen of Prussia
- Prince Louis X (1753–1830), later Grand Duke Louis I, married his first cousin Princess Louise of Hesse-Darmstadt
- Princess Amalie of Hesse-Darmstadt (1754–1832), married her first cousin Karl Ludwig, Hereditary Prince of Baden
- Princess Wilhelmina Louisa of Hessen-Darmstadt (1755–1776), married Grand Duke Pavel Petrovich of Russia, later emperor
- Princess Luise Auguste of Hesse-Darmstadt (1757–1830), married Karl August, Grand Duke of Saxe-Weimar-Eisenach
- Prince Frederick (1759–1802)
- Prince Christian of Hesse-Darmstadt (1763–1830)
- A stillborn son on 3 May 1742
In 1775, Louis IX married Marie Adelaide of Cheirouze, countess of Lemberg. On 6 April 1790 Louis died in Pirmasens.
| Ancestors of Louis IX, Landgrave of Hesse-Darmstadt[2] |
|---|
- John William Friso. Friso and his wife, Marie Louise of Hesse-Kassel, were the most recent common ancestors of all current hereditary European monarchs from World War II until 2022.
- "New Most Recent Common Ancestor of Reigning European Monarchs - The Royal Forums". www.theroyalforums.com. Retrieved 2023-10-09.
- Genealogie ascendante jusqu'au quatrieme degre inclusivement de tous les Rois et Princes de maisons souveraines de l'Europe actuellement vivans [Genealogy up to the fourth degree inclusive of all the Kings and Princes of sovereign houses of Europe currently living] (in French). Bourdeaux: Frederic Guillaume Birnstiel. 1768. p. 68.
Media related to Louis IX, Landgrave of Hesse-Darmstadt at Wikimedia Commons- Wikisource: Allgemeine Deutsche Biographie "Ludwig (Landgraf von Hessen-Darmstadt)" (in German)
Louis IX, Landgrave of Hesse-Darmstadt Cadet branch of the House of Hesse Born: 15 December 1719 Died: 6 April 1790 | ||
| Regnal titles | ||
|---|---|---|
| Preceded by | Landgrave of Hesse-Darmstadt 1768–1790 |
Succeeded byas Grand Duke of Hesse and by Rhine |
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