No. Name Net worth (USD) Age Citizenship Residence Sources of wealth Ref.
1▲ William Henry Gates III $56.0 billion ▼ 53 United States United States Microsoft [4]
2▼ Warren Buffett $37.0 billion ▼ 78 United States United States Berkshire Hathaway [4]
3▼ Carlos Slim Helú $35.0 billion ▼ 69 Mexico Mexico Telmex, América Móvil [4]
4▲ Lawrence Ellison $22.5 billion ▼ 64 United States United States Oracle Corporation [4]
5▲ Ingvar Kamprad and family $22.0 billion ▼ 83 Sweden Switzerland IKEA [5]
6▲ Karl Albrecht $21.5 billion ▼ 89 Germany Germany Aldi Süd [5]
7▼ Mukesh Ambani $19.5 billion ▼ 51 India India Reliance Industries [5]
8▼ Lakshmi Mittal $19.3 billion ▼ 58 India United Kingdom Arcelor Mittal [5]
9▲ Theo Albrecht $18.8 billion ▼ 87 Germany Germany Aldi Nord, Trader Joe's [6]
10▲ Amancio Ortega $18.3 billion ▼ 73 Spain Spain Inditex Group