Birgitte, Duchess of Gloucester – $13 million
Princess Birgitte of Gloucester, known as Birgitte, was a flamboyant woman who loved the spotlight. As long as she was married to him, she didn’t have to worry about the responsibilities that came along with her position. She was radiant in all of the royal portraits, and she seemed to be taking full use of the privileges that came with being a member of the aristocracy. The fact that she was worth over $10 million at the time didn’t stop her from pampering herself to expensive jewels.

Birgitte, Duchess of Gloucester – $13 million