Titles and styles 8 April 1801 – 11 August 1804: Her Royal Highness Archduchess Marie Caroline of Austria 11 August 1804 – 7 October 1819: Her Imperial and Royal Highness Archduchess Marie Caroline of Austria 7 October 1819 – 1 September 1830: Her Imperial and Royal Highness Princess Frederick Augustus of Saxony 1 September 1830 – 22 May 1832: Her Imperial and Royal Highness The Crown Princess of Saxony Ancestry Marie Caroline's parents were double first cousins as they shared all four grandparents (Francis' paternal grandparents were his wife's maternal grandparents and vice versa). Therefore, Marie Caroline only had four great-grandparents, being descended from each of them twice.
 Ancestry Marie Caroline's parents were double first cousins as they shared all four grandparents (Francis' paternal grandparents were his wife's maternal grandparents and vice versa). Therefore, Marie Caroline only had four great-grandparents, being descended from each of them twice.
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Titles and styles 8 April 1801 – 11 August 1804: Her Royal Highness Archduchess Marie Caroline of Austria 11 August 1804 – 7 October 1819: Her Imperial and Royal Highness Archduchess Marie Caroline of Austria 7 October 1819 – 1 September 1830: Her Imperial and Royal Highness Princess Frederick Augustus of Saxony 1 September 1830 – 22 May 1832: Her Imperial and Royal Highness The Crown Princess of Saxony
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Ancestry
Ancestry