What oil baron became the first billionaire?
Billionaire John D. Rockefeller became the world's first confirmed U.S. dollar billionaire in 1916, and still holds the title of history's wealthiest individual. As of 2018, there are over 2,200 U.S. dollar billionaires worldwide, with a combined wealth of over , up from in 2017. According to a 2017 Oxfam report, the top eight richest billionaires own as much combined wealth as "half the human race". According to the "Forbes" report released in March 2017, there are currently 2,043 U.S. dollar billionaires worldwide, from 66 countries, with a combined net worth of $7.67 trillion, which is more than the combined GDP
Billionaire Billionaire A billionaire, in countries that use the short scale number naming system, is a person with a net worth of at least one billion (1,000,000,000, i.e. a thousand million) units of a given currency, usually major currencies such as the United States dollar, the euro or the pound sterling. Additionally, a centibillionaire (or centi-billionaire) is commonly used to reference a billionaire worth one hundred billion dollars (100,000,000,000). The American business magazine "Forbes" produces a complete global list of known U.S. dollar billionaires every year and updates an Internet version of this list in real time. The American oil magnate