The top 10 richest African billionaires

The Forbes 2011 Billionaires List was recently released. Topping this year’s ranking of 1,210 billionaires is Mexico’s Carlos Slim Helu. The telecom mogul, who earns 62% of his fortune from America Movil, is now worth US$74 billion and way ahead of his two closest rivals. Bill Gates, No. 2, and Warren Buffett, No. 3, both added a more modest $3 billion to their piles and are now worth $56 billion and $50 billion, respectively.

Alhaji Aliko Dangote

Aliko Dangote is Africa's richest man according to Forbes.

A number of African business people also made this year’s list, here are the top 10.

1. Aliko Dangote
Country of citizenship: Nigeria
Net worth: $13.8 billion
Source of wealth: Sugar, flour, cement , inherited and growing
Marital status: Married
Children: 3
Overall position: 51

2. Nicky Oppenheimer & family
Country of citizenship: South Africa
Net worth: $7 billion
Source of wealth: De Beers, inherited
Marital Status: Married
Children: 1
Overall position: 136

3. Nassef Sawiris
Country of citizenship: Egypt
Net worth: $5.6 billion
Source of wealth: Construction, inherited and growing
Overall position: 182

4. Johann Rupert & family
Country of citizenship: South Africa
Net worth: $4.8 billion
Source of wealth: Luxury goods, inherited and growing
Marital Status: Married
Children: 3
Overall position: 219

5. Naguib Sawiris
Country of citizenship: Egypt
Net worth: $3.5 billion
Source of wealth: Telecom, inherited and growing
Marital Status: Married
Children: 4
Overall position: 310

6. Patrice Motsepe
Country of citizenship: South Africa
Net worth: $3.3 billion
Source of wealth: Mining, self-made
Marital Status: Married
Children: 3
Overall position: 336

7. Onsi Sawiris
Country of citizenship: Egypt
Net worth: $2.9 billion
Source of wealth: Construction, self-made
Marital status: Married
Children: 3
Overall position: 393

8. Mohamed Mansour
Country of citizenship: Egypt
Net worth: $2 billion
Source of wealth: Cotton trading, inherited and growing
Marital status: Married
Children: 2
Overall position: 595

9. Mike Adenuga
Country of citizenship: Nigeria
Net worth: $2 billion
Source of wealth: Banking, self-made
Marital Status: Married
Overall position: 595

10.Yasseen Mansour
Country of citizenship: Egypt
Net worth: $1.8 billion
Source of wealth: Diversified, inherited and growing
Marital status: Married
Children: 4
Overall position: 692