3. Bernard Arnault – $148 billion

You will know Bernard Arnault by Louis Vuitton if you don’t already. Bernard Arnault, 73, is the CEO at LVMH. He collects the most popular designer brands, such as Louis Vuitton and Sephora. His net worth is $148 Billion. Christian Dior is another famous designer brand that he owns. Bernard Arnault is a Frenchman who was born in Paris and currently lives there. Arnault is an engineer by training, which makes his business mind even more impressive.