Harry F. Estill III ’55

Harry died May 18, 2025.

He was born Feb. 8, 1934, in St. Louis and attended St. Louis Country Day School. At Princeton, he majored in economics and joined Key and Seal Club, where he served as its sports manager and played IAA touch football, basketball, and softball. He was vice president of the Westminster Fellowship, special events chairman of the S.C.A., and a senior assistant to the Board of Advisers. He was also a member of the Triangle Club stage crew. Senior year he roomed with Jim McGough and John Cruikshank.

After Princeton Harry began a career in the Army, serving on active duty for two years and in the Reserve for 10 years, retiring as a captain. He met Sue Washbond at a dance; they were married in 1958 and were one of 12 couples featured in a popular book on successful marriages Thirty Lessons for Loving. He received an MBA from Harvard and began a 34-year career in management with Pet Inc., including time as director of European operations.

Harry was active in many charitable and civic organizations. He was a lifelong volunteer for Princeton, president of the Princeton Alumni Association of St. Louis for many years, and in 1985 he received the Jerry Horton Award for volunteer service. He loved agriculture and farm management, especially at his Power Farms in Illinois. In 2000, that farm was selected as the site for the Farm Progress Show, the nation’s largest outdoor farm show.

Harry is survived by his wife of 66 years, Sue; sons Craig and Matt ’87; and three grandchildren.