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1. Mark Zuckerberg, 31
Worth: More than $44 billion
How he made his billions: Facebook.
Which millennials have serious money, at an age when many of us are still drowning in student debt?
Bankrate reviewed various published reports and found that Facebook co-founder Mark Zuckerberg remains atop the list of the richest individuals under 35.
With an estimated net worth bigger than the economies of many countries, he ranks 6th on the Forbes list of richest billionaires in the world.
See whose net worth puts them right behind "Zuck" in the young billionaires club.
Editor's note: Net worth figures were current as of April 13, 2016.