Some famous United States billionaires include Richard Branson, Rupert Murdoch, Donald Trump, Warren Buffett, Bill Gates, J. Paul Getty, Sam Walton and Oprah Winfrey. Bill Gates had a 2013 net worth of $67 billion through his company Microsoft and his wealth continues to grow as of 2015.
Sam Walton passed away in 1992 and was the founder of Wal-Mart. Walton passed on a large percentage of his billions to his family. Warren Buffett had a net worth of $53.5 billion in 2013 due to his work on Berkshire Hathaway. Other U.S. billionaires include Google's Sergey Brin, Dell's Michael Dell, Nike's Phil Knight, Facebook's Mark Zuckerberg, News Corp's Rupert Murdoch and EchoStar's Charles Ergen.