5.Mukesh Ambani, 50

*India
*Married
*Industry: Manufacturing
*Source: Petrochemicals
*Net Worth: $43 billion




4.Lakhsmi Mittal, 57

*India
*Married
*Industry:Manufacturing
*Source:Steel
*Net Worth: $45 billion




3. William Gates III, 52

*United State of America
*Married
*Industry: Software
*Source: Microsoft
*Net Worth: $58 billion




2.Carlos Slim Helu & Family, 68

*Mexico
*Widowed
*Industry: Communications
*Source: Telecom
*Net Worth: $60 biilion


1.Warren Buffet, 77

*United State of America
*Remarried
*Industry: Investments
*Source: Berkshire Hathaway
*Net Worth: $62 billion



-Others 5 billionaires-

6.Anil Ambani, 48
*India
*Married
*Net Worth: $42 billion

7.Ingvar Kamprad & Family, 81
*Sweden
*Married
*Industry: Retailing
*Source: Ikea
*Net Worth: $31 billion

8.KP Singh, 76
*India
*Married
*Industry: Real Estate
*Source: Real Estate
*Net Worth: $30 billion

9.Oleg Deripaska, 40
*Russia
*Married
*Source: Aluminium
*Net Worth: $28 billion

10.Karl Albrecht, 88
*Germany
*Married
*Industry: Retailing
*Source: Aldi
*Net Worth: $27 billion