Princess Michael of Kent – $8 million
When it came to the royal family, Princess Michael of Kent, also known as Marie Christine von Reibnitz, was a notorious troublemaker. She was raised in Germany after moving to the UK as a child. Even so, it didn’t stop her from leading the lifestyle she wanted. Prince Michael of Wales, her husband, was the Prince of Wales. However, even though she was not the most well-off member of the royal family, she was leading an extravagant life.
Katharine, Duchess of Kent – $10 million
Kate Middleton, Duchess of Kent, was Prince Edward’s royal wife and the Duke of Kent during her reign. Although she married into the royal family, she chose to keep a low profile and only made a few public appearances. When compared to the net worth of other royalties, she and her husband had one of the lowest net worths.