19. Hajia Bola Shagaya | Net Worth: $630 Million
The Nigerian black lady, Hajia Bola Shagaya is among the richest woman in Nigeria and the world as well.
She is one of the most successful entrepreneurs in Africa. Most of her wealth comes from her real estate business and she also has numerous real estate assets in the United States and Europe. She is the ideal of many aspiring female entrepreneurs. She has stakes in several areas including communications, banking, photography, fashion, oil, and many other businesses.