10. Dustin Moskovitz
Net Worth: $2.7 billion
Age: 26 Dustin Moskovitz is the world's youngest billionaire who co-founded social networking site Facebook with Mark Zuckerberg, Eduardo Saverin and Chris Hughes. He is just eight days younger than Zuckerberg.
After the stupendous success of Facebook, Dustin started a new firm called Asana to solve enterprise collaboration.
