John Mars

$37.52B
as of 06/30/24

About John Mars

John Mars and his siblings Jacqueline and Forrest Jr. (d. 2016) inherited stakes in the candy firm Mars when their father died in 1999.

He and Jacqueline each own an estimated one-third of the company. His late brother Forrest Jr.'s four daughters are believed to own the rest.

The $45 billion (sales) business was founded by John's grandfather, Frank, in 1911.

Mars is also a big name in pet care, with brands including Pedigree and Whiskas, as well as food, including Ben's Original rice.

Personal stats

Citizenship

United States of America

Source of wealth

Candy, pet food

Residence

Jackson, Wyoming

Marital status

Married

Birth date

10/15/35 (age 88)

Number of children

3

Education

Diploma, The Hotchkiss School; Bachelor of Arts/Science, Yale University

Self-made

inherited

John Mars’s fortune is worth

625K

troy ounces of gold

577K

median U.S. household

375K

median U.S. income

0.75%

U.S. credit card volume

0.15%

GDP of the United States

0.11%

United States debt

Net worth history

Annual ranking

Did you know?

John Mars and his wife, Adrienne, are noted supporters of the Smithsonian Institution in Washington, D.C.

Net worth over time

Real-time ranking

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