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| Coronation | On December 11, 1605 in the Wawel Cathedral, Kraków, Poland | ||
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| Parents | Charles II of Austria Maria Anna of Bavaria | ||
| Consort | Sigismund III Vasa | ||
| Date of Birth | December 24, 1588 | ||
| Place of Birth | Graz, Austria | ||
| Date of Death | July 10, 1631 | ||
| Place of Death | Warsaw, Poland | ||
| Place of Burial | Wawel Castle, Kraków, Poland | ||
Constance was also a younger sister of Ferdinand II, Holy Roman Emperor, Margaret of Austria, Leopold V of Austria and Anna of Austria.
Her older sister Anna was the first wife of king Sigismund III Vasa. After her death Constance and Sigismund III Vasa were married on December 11, 1605. They had seven children:
She was a great politician. She built a strong faction which consisted of important noblemen married to her handmaidens. She was very religious, and went to Mass twice a day. She also was a great patron of painters and architects.
In 1623 Constance bought Żywiec form Mikołaj Komorowski, which was forbidden by law to the members of the Royal Family and caused misunderstandings with the Parliament. Some time later (in 1626) she forbidden for Jews to settle in the city (de non tolerandis Judaeis).