Isabella Clara of Austria was a Duchess consort of Mantua, Montferrat, Nevers, Mayenne and Rethel by marriage to Charles II, Duke of Mantua and Montferrat.
From 1665 to 1671, she was Regent of the Duchies of Mantua and Montferrat on behalf of her... Wikipedia
Born: August 12, 1629, Innsbruck, Austria
Died: February 24, 1685 (age 55 years), Mantua, Italy
Parents: Claudia de' Medici and Leopold V, Archduke of Austria
Great-grandparents: Archduchess Anna of Austria, Ferdinand I, Holy Roman Emperor, Anne of Bohemia and Hungary, and more
Grandchildren: Giovanni Gonzaga and Carlo Gonzaga
Cousins
Cecilia Renata of Austria
via Leopold V, Archduke of Austria
Ferdinand III, Holy Roman Emperor
via Leopold V, Archduke of Austria
Archduke Leopold Wilhelm of Austria
via Leopold V, Archduke of Austria
Archduchess Maria Anna of Austria
via Leopold V, Archduke of Austria
Archduke Johann Karl of Austria
via Leopold V, Archduke of Austria
Christine von Habsburg
via Leopold V, Archduke of Austria