"Catherine de Bourbon (7 February 1559 – 13 February 1604) was a Navarrese regent princess. She was the daughter of Queen Joan III and King Anthony ...
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of Navarre. She ruled the principality of Béarn in the name of her brother, King Henry III of Navarre, from 1576 until 1596." - (en.wikipedia.org 06.07.2021)