Four billionaires also identify as Capricorns. One of the most notable is Amazon founder and CEO, a richest man in the world, Jeff Bezos, worth $123 billion (£96.5bn). Other Capricorn billionaires are Russian entrepreneur Vladimir Potanin, worth $16.4 billion (£12.86bn); and Safra National Bank of New York chairman Joseph Safra, worth $19.5 billion (£15.3bn).