Isabel dos Santos, Africa's first female billionaire

Isabel dos Santos, the eldest daughter of Angola's president, has become Africa's first female billionaire, US financial magazine Forbes has said.

Isabel dos Santos(40)shares in several Portuguese firms, including a TV cable company, and an Angolan bank put her on the billionaires' list, Forbes said. Her first venture was a restaurant in Luanda called Miami Beach

Isabel dos Santos

• Studied engineering at King's College in London, where she grew up with her mother
• Opened Miami Beach restaurant in Luanda at the age of 24
• Owns 28.8% share of Zon, a Portuguese media firm, worth $385m
• Owns 19.5% of Portuguese bank Banco BPI, worth $465m
• Owns 25% of Angola's Banco BIC, worth an estimated $160m
• Alleged to be a 25% shareholder of Angolan telecom firm Unitel