Web Reference: Winnie Johnson-Marquart (born 1958/1959) is an American billionaire heir, and the daughter of Samuel Curtis Johnson Jr. and the great great granddaughter of S. C. Johnson & Son founder Samuel Curtis Johnson Sr. 1 day ago · Winifred J. Marquart is the president of the Johnson Family Foundation, the main purpose of which is to facilitate meetings and build community. She is the great-great-granddaughter of SC... Dec 22, 2025 · Having recently bought another house in Palm Beach, a company controlled by billionaire Winifred “Winnie” J. Marquart has sold her smaller home for a recorded $16.7 million on Australian...
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Winnie Marquart - Latest Information & Updates 2026 Information & Biography

Details: $50M - $84M
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This section covers known assets, real estate holdings, luxury vehicles, and investment portfolios. Data is compiled from public records, financial disclosures, and verified media reports.
Last Updated: April 3, 2026
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