Donald Wills Douglas, Sr. (6 April 1892--1 February 1981) was a United States aircraft industrialist and founder of the Douglas Aircraft Company in 1921 (the company later merged into McDonnell Douglas Corporation).
Donald Wills Douglas, Sr. (6 April 1892--1 February 1981) was a United States aircraft industrialist. His most significant achievement was as founder of the Douglas Aircraft Company in 1921 (the company later merged into McDonnell Douglas Corporation).