Estrid

Estrid (エストリズ) is the daughter of King Sweyn, sister to Harald and Canute, and wife to Wulf.

Trivia

 * Estrid is based on a real historical princess named Estrid Svendsdatter.
 * In the real world, she is the mother of Sweyn II of Denmark, the founder of the House of Estridsen, which would not only go on to rule the Kingdom of Denmark for over 350 years, but also briefly rule Norway and Sweden as well.