Microsoft co-founder Bill Gates is the world's richest self-made billionaire with a personal fortune totaling nearly $86 billion, according to Wealth-X, a global wealth intelligence and prospecting company.
Warren Buffett with $70.1 billion took the second slot on the list. Spain's Amancio Ortega ($65 billion) came in next.
The top 10 includes Larry Ellison ($ 51.5 billion), Ingvar Kamprad ($ 48.1 billion), Jeff Bezos ($ 39.8 billion), Carlos Slim ($ 35.4 billion), Mark Zuckerberg ($ 35,3 billion), Wang Jianlin ($ 35.2 billion) and Michael Bloomberg ($ 33.7 billion).
American entrepreneurs dominate the Wealth-X list, snapping up 14 of the 25 spots. The combined wealth of the 14 Americans on the list read $ 514.2 billion, which is greater than GDP of Norway.
No Indian made it to the coveted list.
Sector-wise, the technology sector proved yet again to be an incubator of great fortunes.
The list also features Google's Larry Page and Sergey Brin, and Alibaba chairman Jack Ma.