Duncan MacMillan (businessman)

William Duncan MacMillan
NationalityAmerican
Alma materRutgers University (BS)
Occupation(s)Mathematician; Businessman; Philanthropist
Known forco-founder of Bloomberg L.P.
SpouseNancy MacMillan
Childrentwo
--Kevin MacMillan
--Alissa MacMillan

Duncan MacMillan is an American mathematician, philanthropist, and businessman known for being one of the four founders of Bloomberg L.P. MacMillan is not to be confused with Whitney Duncan MacMillan, who inherited his billions in agribusiness.