Joanna of Austria, Grand Duchess of Tuscany, Austrian Archduchess (died 1578)

Joanna of Austria, Grand Duchess of Tuscany

Grand Duchess of Tuscany from 1574 to 1578

Joanna of Austria was an Archduchess of Austria. By marriage to Francesco I de' Medici, she was 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.