People | September 16, 2015 10:54 AM EDT

Top 10 Richest People in the World 2015

No. Name Net worth (USD) Age Citizenship Source(s) of wealth
Bill Gates
$79.2 billion 
59  United States Microsoft
Carlos Slim
$77.1 billion 
75  Mexico Telmex, Grupo Carso
Warren Buffett
$72.7 billion 
84  United States Berkshire Hathaway
Amancio Ortega
$64.5 billion 
78  Spain Inditex Group
Larry Ellison
$54.3 billion 
70  United States Oracle Corporation
Charles Koch
$42.9 billion 
79  United States Koch Industries
David Koch
$42.9 billion 
74  United States Koch Industries
Christy Walton
$41.7 billion 
60  United States Wal-Mart
Jim Walton
$40.6 billion 
66  United States Wal-Mart
10 
Liliane Bettencourt
$40.1 billion 
92  France L'Oreal

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