Mark Zuckerberg was ranked 10th on Forbes list of The World's Least Powerful People.
Mark Zuckerberg . His net worth is estimated to be US$ 63.3 billion as of May 2017 , and he is ranked by Forbes as the fifth richest person in the world . Since 2010 , Time magazine has named Zuckerberg among the 100 wealthiest and most influential people in the world as a part of its Person of the Year award . In December 2016 , Zuckerberg was ranked 10th on Forbes list of The World 's Most Powerful People .