8. Michael Bloomberg:
Born in Boston, Massachusetts, US, he is an American business magnate, politician and philanthropist. He is the founder, owner and CEO of Bloomberg L.P, a global financial data and media company. He served as the 108th Mayor of New York City from 2002 to 2013. He has always been very active in the country’s politics. With a net worth of US$52 billion, he is the eighth richest person in the world.