"Joanna of Austria (German Johanna von Österreich, Italian Giovanna d'Austria) (24 January 1547 – 11 April 1578) was an Archduchess of Austria. By marriage, she was ...
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the Grand Princess of Tuscany and later the Grand Duchess of Tuscany. One of her daughters was Marie de' Medici, second wife of King Henry IV of France." - (en.wikipedia.org 28.05.2022)