5. Mark Zuckerberg
The name “Zuckerberg” may sound a little strange to you. But what if we say the guy up there actually is the ceo of facebook? Yea. Mark actually earned the number 5 spot as the richest men on earth.
He is said to have a networth of 74.2 billion USD (2018) dollars and is married to Priscilla Chan. He was born in 1984 and is also an American computer programmer and internet entrepreneur.