Name

Citizenship

Age

Net Worth ($bil)

Residence

William Gates III

United States

53

40.0

United States

Warren Buffett

United States

78

37.0

United States

Carlos Slim Helu & family

Mexico

69

35.0

Mexico

Lawrence Ellison

United States

64

22.5

United States

Ingvar Kamprad & family

Sweden

83

22.0

Switzerland

Karl Albrecht

Germany

89

21.5

Germany

Mukesh Ambani

India

51

19.5

India

Lakshmi Mittal

India

58

19.3

United Kingdom

Theo Albrecht

Germany

87

18.8

Germany

Amancio Ortega

Spain

73

18.3

Spain

Jim Walton

United States

61

17.8

United States

Alice Walton

United States

59

17.6

United States

Christy Walton & family

United States

54

17.6

United States

S Robson Walton

United States

65

17.6

United States

Bernard Arnault

France

60

16.5

France

Li Ka-shing

Hong Kong

80

16.2

Hong Kong

Michael Bloomberg

United States

67

16.0

United States

Stefan Persson

Sweden

61

14.5

Sweden

Charles Koch

United States

73

14.0

United States

David Koch

United States

68

14.0

United States

Liliane Bettencourt

France

86

13.4

France

Prince Alwaleed Bin Talal Alsaud

Saudi Arabia

54

13.3

Saudi Arabia

Michael Otto & family

Germany

65

13.2

Germany

David Thomson & family

Canada

51

13.0

Canada

Michael Dell

United States

44

12.3

United States