Jeff Bezos is Now the Richest Man in Modern History, Worth $150 Billion By Christian Nathler By Christian NathlerView Author|July 20, 2018| Did everyone have a nice Prime Day? Well, Jeff Bezos sure did. Your retail therapy addiction on Monday lifted the Amazon founder to become the richest person in modern history. Bezos' net worth exceeded $150 billion shortly before Prime Day... View this article.