William Duncan MacMillan (businessman)

W. Duncan MacMillan
Born
William Duncan MacMillan

(1930-07-05)July 5, 1930
DiedOctober 31, 2006(2006-10-31) (aged 76)
OccupationBusinessman
TitleDirector of Cargill
Spouse(s)Sarah Stevens (died 1995)
Nivin
Children4
Parent(s)John H. MacMillan, Jr.
Marion Dickson
RelativesJohn Hugh MacMillan (brother)
Marion MacMillan Pictet (sister)
William Wallace Cargill (great-grandfather)
Beej Chaney (son-in-law)

William Duncan MacMillan (July 5, 1930 - October 31, 2006) was an American businessman. A longtime director of Cargill, he maintained a generally low profile. Forbes Magazine assessed him to be a billionaire by the 1970's