Though you're more likely to find her daughter, Princess Maria-Olympia, emblazoning headlines these days, this It Girl turned royal is still as fascinating as ever. Marie-Chantal, Crown Princess of Greece, was just named among the richest hedge fund heiresses in London, with a family fortune worth an estimated $2.8 billion. From her fairy tale romance to her regal family tree, click through for everything you need to know!

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