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John Mars

United StatesFood & BeverageMars, Incorporated

  • Heir
  • Inherited

Net Worth Estimate

$49.1 billion

Forbes World's Billionaires List 2026 · March 1, 2026

Last updated: October 8, 2026

#38 · Forbes World's Billionaires List 2026, as of March 1, 2026

Biography

John Mars is the grandson of Frank C. Mars and owns a stake in Mars, Incorporated, the family-owned confectionery, food and pet-care company.

Companies

Wealth history

DateSourceRankEstimate
March 1, 2026Forbes World's Billionaires List 2026#38$49.1 billion

Figures from different sources and dates are listed separately and never merged. Missing years are not estimated. Net worth figures are estimates published by the named source on the date shown. They change frequently and are not exact or permanent. Rankings are date-stamped snapshots.

Philanthropy

No documented philanthropy recorded yet.

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