1. Jintao Hu
Age: 49
Title: President
Organization: People's Republic of China
Residence: Beijing
Country of citizenship: China
Marital Status: Married
2. Barack Obama
Age: 49
Title: President
Organization: United States
Residence: Washington, DC
Country of citizenship: Russia
Marital Status: Married
Children : 2
3. Abdullah bin Abdul Aziz al Saud
Age: 86
Title: King
Organization: Saudi Arabia
Residence: Riyadh
Country of citizenship: Russia
Marital Status: Married
4. Vladimir Putin
Age: 57
Title: Prime Minister
Organization: Russia
Residence: Moscow
Country of citizenship: Russia
Marital Status: Married
5. Pope Benedict XVI
Age: 83
Title: Pope
Organization: Roman Catholic Church
Residence: Vatican City
Country of citizenship: Germany
Marital Status: Single
6. Angela Merkel
Age: 56
Title: Chancellor
Organization: Germany
Residence: Berlin
Country of citizenship: Germany
Marital Status: Married
7. David Cameron
Age: 43
Title: Prime Minister
Organization: United Kingdom
Residence: London
Country of citizenship: Great Britain
Marital Status: Married
8. Ben Bernanke
Age: 56
Title: Chairman
Organization: Federal Reserve
Residence: Washington, DC
Country of citizenship: United States
Marital Status: Married
Children: 2
9. Sonia Gandhi
Age: 63
Title: President
Organization: Indian National Congress
Residence: New Delhi
Country of citizenship: India
Marital Status: Widow
10. Bill Gates
Age: 54
Title: Co-Chair, Microsoft
Residence: Medina, WA
Country of citizenship: United States
Source: Microsoft, self-made
Education: Dropout, Harvard University
Marital Status: Married
Children: 3
by source