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Gwendolyn Sontheim Meyer

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Nationality  American
Net worth  3.6 billion USD (2015)
Name  Gwendolyn Meyer
Uncles  Whitney MacMillan
Children  2
Grandparents  John H. MacMillan
Occupation  Equestrian
Parents  Marion MacMillan Pictet

Gwendolyn Sontheim Meyer Gwendolyn Sontheim Meyer

  Rancho Santa Fe, California
Relatives  William W. Cargill (great-great-grandfather)Whitney MacMillan (maternal uncle)

Great-grandparents  John H. MacMillan, Sr.

Age  1961/1962 (Age 59–60)

Gwendolyn Sontheim Meyer (born 1961/62) is an American heiress and equestrian.


Gwendolyn Sontheim Meyer Gwendolyn Sontheim Meyer Pictet Genealogy

Early life

She is a great-great-granddaughter of William W. Cargill, the founder of Cargill. Her late mother was Marion MacMillan Pictet.


A show jumper, she won the Prix Credit Suisse at the Geneva International Horse Show in 2011. She also sponsors dressage.

Personal life

She lives on Coral Reef Ranch in Rancho Santa Fe, California. She is married, and has two children. As of March 2012, she was estimated to be worth approximately US$3 billion.


Gwendolyn Sontheim Meyer Wikipedia