I know Jeff Bezos is considered the richest known person but there is a lot of hidden wealth in the world.
I've heard the following people may actually be trillionaires:
Putin
Oil Saudis
Rothschild family
A list of richest people in the world are given from Wikipedia. Here the most six richest person in the world are (Real-time rankings 2019), Few -
1- Jeff Bezos
Net Worth: $113.5 billion
Founder: Amazon (AMZN)
2- Bill Gates
Net Worth: $103.7 billion
Co-Founder: Microsoft Corp. (MSFT)
3- Bernard Arnault Family
Net Worth: $99.1 billion
Owner of LVMH
4- Warren Buffett
Net Worth: $85.4 billion
Best Investor of the 20th Century
5- Amancio Ortega
Net Worth: $67.7 billion
Owner of Zara
6- Mark Zuckerberg
Co-founder of Facebook
Net Worth: $67.5 billion
Though there are the richest person, but many politician and many people hidden their wealth and money, So we don't know who is the real richest person in the world?