| Rank | Name | Net Worth | Age | Source | Country of Citizenship |
|---|---|---|---|---|---|
| 1 |  Carlos Slim Helu & family | $73 B | 73 | telecom | Mexico |
| 2 |  Bill Gates | $67 B | 57 | Microsoft | United States |
| 3 |  Amancio Ortega | $57 B | 77 | Zara | Spain |
| 4 |  Warren Buffett | $53.5 B | 82 | Berkshire Hathaway | United States |
| 5 |  Larry Ellison | $43 B | 68 | Oracle | United States |
| 6 |  Charles Koch | $34 B | 77 | diversified | United States |
| 6 |  David Koch | $34 B | 73 | diversified | United States |
| 8 |  Li Ka-shing | $31 B | 85 | diversified | Hong Kong |
| 9 |  Liliane Bettencourt & family | $30 B | 90 | L'Oreal | France |
| 10 |  Bernard Arnault & family | $29 B | 64 | LVMH | France |
SOURCE : http://www.forbes.com/billionaires/
