Whitney MacMillan Net Worth

In 1967, Whitney MacMillan became the CEO of Cargill, making him one of the youngest CEOs in the Fortune 500. He would lead the company for over 25 years and expand it into a global powerhouse. Today, his net worth is estimated at $3.4 billion. MacMillan was born into a family of farmers and ranchers, so he has always been interested in agriculture and business. After earning his degree in economics from Stanford University, he worked for Procter & Gamble before taking over Cargill. MacMillan is also a generous philanthropist, donating millions to charity each year.

Whitney MacMillan’s Education, Career

Whitney MacMillan’s career began in the early 1950s when he joined Cargill, Inc., an international commodities trading company. He quickly rose through the ranks, becoming president of the company in 1966. Under his leadership, Cargill expanded its operations into a variety of new businesses, including financial services and real estate. In 1979, MacMillan took Cargill public, making it the largest privately held corporation in the world. He retired from Cargill in 1995 but remained active in a number of philanthropic endeavors. A generous donor to both political parties, MacMillan was also a major contributor to educational institutions such as his alma mater, Yale University. In addition to his business success, Whitney MacMillan was also known for his love of hunting and fishing. He died in 2011 at the age of 83.

Whitney MacMillan Net Worth

How much is Whitney MacMillan Net Worth?

Whitney MacMillan, the grandson of former Cargill Chairman John MacMillan, Sr., and the son of former Cargill CEO Whitney MacMillan, has an estimated net worth of $4.3 billion. Whitney currently serves as the chairman and CEO of Cargill, the world’s largest privately held company. Whitney began his career at Cargill in 1979, and he has been credited with helping to turn the company around during his tenure. Under Whitney’s leadership, Cargill has become a leading provider of food, agriculture, financial, and industrial products and services. In addition to his work at Cargill, Whitney is also a trustee of the Brookings Institution and a member of The Business Council.


Whitney MacMillan, the former CEO of Cargill and one of the richest people in America, recently passed away at the age of 97. He was a titan of industry and a driving force behind the growth and success of one of the largest privately held companies in the world. In his long and accomplished life, he left an indelible mark on both business and philanthropy. His legacy will continue to inspire future generations to reach for new heights.