Dorothea von Medem
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Countess Anna Charlotte Dorothea von Medem was born a Gräfin of the noble Baltic German Medem family and later became Duchess of Courland. Popularly known as Dorothea of Courland after her marriage to
Dorothea by Marcello Bacciarelli
Dorothea with her daughters, Wilhelmine and Pauline.
Her husband, Peter von Biron
Her eldest daughter, Wilhelmine
Princess Joanna of Courland
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Johanna Katharina von Biron, Princess of Courland and Duchess of Acerenza was a German princess from the ruling family of Courland and Semigallia and a Duchess of Acerenza as the third daughter of Pet
Dorothea von Medem
…Pauline (19 February 1782 – 8 January 1845), Duchess of Sagan and Princess of Hohenzollern-Hechingen; Joanna (24 June 1783 – 11 April 1876), Duchess of Acerenza; Peter (23 February 1787 – 25 March 1790…
Johanna of Courland by Moritz Michael Daffinger, c. 1820