Hugh Grosvenor 7th Duke Westminster ($13 Million
Hugh Grosvenor was left the title and fortune of Major General Gerald Cavendish Grosvenor when he died in 2016. The 7th Duke is among the wealthiest people under 30 in the world. He is the owner of a British land organization called Grosvenor Group which owns approximately 300 sections in London. He also served as the record director of an innovation organization called Bio-bean.
Phillips has also released a line of high-end jewellery and perfumes. She has a number of real estate holdings. Her businesses are quite prosperous, so she earns a lot of money compared to most royals.
