5. Alexander Soros

Net Worth: $20 billion*
Wealth Inherited From: George Soros (Father)

Alex Soros is the son of billionaire philanthropist and businessman George Soros. He attended NYU and Berkeley, the latter of which granted him a Ph.D. in history. He is the Open Society Foundations’ deputy chair, and he also has a successful writing career. He has published his writing in Politico, The Guardian, The Forward and many more.

He is also a philanthropist like his father. He has contributed to the Jewish Funds for Justice, which is an American charity helping Jewish causes. He also is on the board of Global Witness, which campaigns against human rights abuses by multinational companies in poor countries.

He also works with environmental activists, giving out major grants every year to help stop destruction of the Amazon rainforest and to improve the lives and working conditions of domestic international workers.