Forbes ' Black Billionaires 2013

See who's making bank.

Aliko Dangote - "Aliko is Africa’s richest man, and his business activities drive economic growth across the continent. That’s impressive, but I know him best as a leader constantly in search of ways to bridge the gap between private business and public health." — Bill Gates (Photo: REUTERS/Mike Hutchings)

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Aliko Dangote, Nigeria — $16.1 billion - Africa’s richest man earned his fortune in commodities trading nearly three decades ago. He controls Dangote Group, which has interests in commodities ranging from sugar refineries, flour milling, salt processing and cement plants across Africa. (Photo: REUTERS/Mike Hutchings)

Mohammed Al Amoudi - Mohammed Al Amoudi, of Saudi and Ethiopian descent, is the richest Black person in the world with an estimated net worth of $12.5 billion. His assets include oil companies that produce crude oil as well as refineries.  (Photo: Courtesy Forbes.com)

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Mohammed Al-Amoudi, Ethiopia/Saudi Arabia — $13.5 billion - Al-Amoudi owns oil refineries in Morocco and Sweden and oil fields off the coast of West Africa. The entrepreneur has also invested a considerable amount of wealth in his native Ethiopia where he holds a 70% stake in the National Oil Company as well as hotels and gold mines. (Photo: FORBES)

Mike Adenuga - Mike Adenuga, a Nigerian businessman with interests in telecommunication, banking and oil, has a net worth of $4.3 billion.  (Photo: Forbes.com)

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Mike Adenuga, Nigeria — $4.7 billion - Adenuga runs Nigeria's largest oil exploration company, Conoil Producing. He also owns Globacom, Nigeria's second-largest mobile telecom operator.(Photo: FORBES)

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Patrice Motsepe, South Africa — $2.9 billion - Motsepe is South Africa’s first and only Black billionaire, earning his fortune by building African Rainbow Minerals (ARM), which has interests in mining platinum, nickel, chrome, iron, manganese, coal, copper and gold.In January 2013, Motsepe announced he will give away half the income generated from assets owned by his family to the Motsepe Family Foundation.(Photo: 2010 FIFA World Cup Organising Committee South Africa)

Oprah Winfrey: January 29 - The media icon, who brought her TV channel back from near-death this year, turns 59. (Photo: Ray Tamarra/Getty Images)

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Oprah Winfrey, United States — $2.8 billion - The only American on this year’s list of Black billionaires, Oprah earned her billions through her successful career as a television personality, and later, as owner of cable channel OWN (Oprah Winfrey Network). Oprah has given an estimated $400 million over her lifetime, including $100 million to the Oprah Winfrey Leadership Academy for Girls in South Africa.  (Photo: Ray Tamarra/Getty Images)

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Isabel Dos Santos, Angola — $2 billion - Dos Santos is the only African woman on the list. Her billions come from her ownership of stakes in several Angolan and Portuguese companies. She is the oldest daughter of Angola’s president, Jose Eduardo dos Santos. (Photo: FORBES)

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Isabel Dos Santos, Angola — $2 billion - Dos Santos is the only African woman on the list. Her billions come from her ownership of stakes in several Angolan and Portuguese companies. She is the oldest daughter of Angola’s president, Jose Eduardo dos Santos. (Photo: FORBES)

And the Winner is … No One? - Organizers of the Mo Ibrahim Prize for Good Governance in Africa (also known as the world's most valuable individual prize) say that no leader was worthy of the award this year. The prize awards $5 million to a democratically elected leader who governed well, raised living standards and then voluntarily left office.  (Photo: REUTERS/Ben Phillips/Mo Ibrahim Foundation/Handout )

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Mo Ibrahim, United Kingdom — $1.1 billion - The Sudanese-born billionaire found his way on to the list after selling Celtel, the mobile phone company he founded, in 2005 for $3.4 billion. Ibrahim pocketed $1.4 billion from the deal and now he spends his time donating money and investing in Africa.In 2007, he established the Mo Ibrahim Prize for Achievement in African Leadership which gives $5 million to African heads of state for good democratic governance.  (Photo: REUTERS/Ben Phillips/Mo Ibrahim Foundation/Handout)