1. Bill Gates
Net Worth: $75 B
Source of wealth: Microsoft
2. Amancio Ortega
Net Worth: $67 B
Source of wealth: Zara
3. Warren Buffett
Net Worth: $60.8 B
Source of wealth: Berkshire Hathaway
4. Carlos Slim Helu
Net Worth: $50 B
Source of wealth: telecom
5. Jeff Bezos
Net Worth: $45.2 B
Source of wealth: Amazon.com
6. Mark Zuckerberg
Net Worth: $44.6 B
Source of wealth: Facebook
7. Larry Ellison
Net Worth: $43.6 B
Source of wealth: Oracle
8. Michael Bloomberg
Net Worth: $40 B
Source of wealth: Bloomberg LP
9. Charles Koch
Net Worth: $39.6 B
Source of wealth: diversified
10. David Koch
Net Worth: $39.6 B
Source of wealth: diversified
11. Liliane Bettencourt
Net Worth: $36.1 B
Source of wealth: L'Oreal
12. Larry Page
Net Worth: $35.2 B
Source of wealth: Google
13. Sergey Brin
Net Worth: $34.4 B
Source of wealth: Google
14. Bernard Arnault
Net Worth: $34 B
Source of wealth: LVMH
15. Jim Walton
Net Worth: $33.6 B
Source of wealth: Wal-Mart
16. Alice Walton
Net Worth: $32.3 B
Source of wealth: Wal-Mart
17. S. Robson Walton
Net Worth: $31.9 B
Source of wealth: Wal-Mart
18. Jianlin Wang
Net Worth: $28.7 B
Source of wealth: real estate
19. Jorge Paulo Lemann
Net Worth: $27.8 B
Source of wealth: beer
20. Ka-shing Li
Net Worth: $27.1 B
Source of wealth: diversified
21. Beate Heister & Karl Albrecht Jr.
Net Worth: $25.9 B
Source of wealth: supermarkets
22. Sheldon Adelson
Net Worth: $25.2 B
Source of wealth: casinos
23. George Soros
Net Worth: $24.9 B
Source of wealth: hedge funds
24. Phil Knight
Net Worth: $24.4 B
Source of wealth: Nike
25. David Thomson
Net Worth: $23.8 B
Source of wealth: media
26. Steve Ballmer
Net Worth: $23.5 B
Source of wealth: Microsoft
27. Forrest Mars
Net Worth: $23.4 B
Source of wealth: candy
28. Jacqueline Mars
Net Worth: $23.4 B
Source of wealth: candy
29. John Mars
Net Worth: $23.4 B
Source of wealth: candy
30. Maria Franca Fissolo
Net Worth: $22.1 B
Source of wealth: Nutella, Chocolates
31. Shau Kee Lee
Net Worth: $21.5 B
Source of wealth: real estate
32. Stefan Persson
Net Worth: $20.8 B
Source of wealth: H&M
33. Jack Ma
Net Worth: $20.5 B
Source of wealth: Alibaba
34. Theo Albrecht
Net Worth: $20.3 B
Source of wealth: Aldi, Trader Joe's
35. Michael Dell
Net Worth: $19.8 B
Source of wealth: Dell
36. Mukesh Ambani
Net Worth: $19.3 B
Source of wealth: petrochemicals, oil & gas
37. Leonardo Del Vecchio
Net Worth: $18.7 B
Source of wealth: eyeglasses
38. Susanne Klatten
Net Worth: $18.5 B
Source of wealth: BMW, pharmaceuticals
39. Georg Schaeffler
Net Worth: $18.1 B
Source of wealth: ball bearings
40. Paul Allen
Net Worth: $17.5 B
Source of wealth: Microsoft, investments
41. Prince Alwaleed Bin Talal Alsaud
Net Worth: $17.3 B
Source of wealth: investments
42. Joseph Safra
Net Worth: $17.2 B
Source of wealth: banking
43. Carl Icahn
Net Worth: $17 B
Source of wealth: investments
44. Laurene Powell Jobs
Net Worth: $16.7 B
Source of wealth: Apple, Disney
45. Dilip Shanghvi
Net Worth: $16.7 B
Source of wealth: pharmaceuticals
46. Huateng Ma
Net Worth: $16.6 B
Source of wealth: internet portal
47. Dieter Schwarz
Net Worth: $16.4 B
Source of wealth: retail
48. Ray Dalio
Net Worth: $15.6 B
Source of wealth: hedge funds
49. Stefan Quandt
Net Worth: $15.6 B
Source of wealth: BMW
50. James Simons
Net Worth: $15.5 B
Source of wealth: hedge funds