Isabella of Austria (also known as Isabella or Elisabeth of Burgundy, of Habsburg,of Denmark or of Castile) (18 July 1501 – 19 January 1526), Archduchess of Austria and Infanta of Castile and Aragon, was Queen of Denmark, Sweden and Norway as the wife of King Christian II. She was the daughter of King Philip I and Queen Joanna of Castile and the sister of Emperor Charles V. She was born at Brussels. She served as regent of Denmark in 1520.
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