Robert Smith
With a fortune estimated at $4.4 billion, the former Goldman Sachs executive is the third richest black person in the world. In 2000, he started Texas-based private equity and venture capital firm Vista Equity Partners which now has over $30 billion in assets under management. It is also one of the world’s most successful hedge funds. In 2017, he offered to sponsor the education of Nigeria’s 21 Chibok girls who were released the previous year.