RICHEST MAN IN THE WORLD AS OF 2018 The United States is home to the greatest number of billionaires, with 585, followed by Greater China (including mainland China, Hong Kong, Macau and Taiwan) with 476, Germany with 123, India with 119 and Russia with 102. California alone has 144 billionaires, more than any single country besides the U.S. and China. 1. JEFF BEZOZ Jeffrey Preston Bezos ( born Jorgensen; January 12, 1964) is an American technology entrepreneur, investor, and philanthropist. He is the founder, chairman, and chief executive officer (CEO) of Amazon. 2. BILL GATES William Henry Gates III (born October 28, 1955) is an American business magnate, investor, author, philanthropist, humanitarian, and principal founder of Microsoft Corporation. During his career at Microsoft, Gates held the positions of chairman, CEO and chief software architect, while also being the largest individual shareholder until May 2014. 3. WARREN BUFFETT Warren ...