Sarah MacMillan
$2.2B
Born
Jan 01, 1954
Age
71
Source of Wealth
Cargill
Residence
Los Angeles, California
Citizenship
United States
Marital Status
Divorced
Children
3
Education
- Sarah MacMillan owns an estimated 3% stake in Cargill, the largest food company in the world.
- She is one of four billionaire sisters who inherited stakes in the company from their father W. Duncan MacMillan, who died in 2006.
- Her great-great-grandfather, W.W. Cargill, founded the business as a single grain warehouse on the end of an Iowa railroad line in 1865.
- The family still owns roughly 90% of Cargill, which did $154 billion in 2025 sales across food, agriculture, financial and industrial divisions.
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