Winifred Johnson-Marquart
Winnie Johnson-Marquart 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.
- Winifred Johnson-Marquart is the president of the Johnson Family Foundation
- The Johnson Family Foundation focuses on the environment and community issues such as early education and infant mortality.
- She is an heir to family-owned SC Johnson, the privately-held cleaning products company whose products include Pledge and Windex.
- Winifred and her siblings pledged $150 million to Cornell in 2017 to fund the SC Johnson College of Business.