Donald A. Hall

Donald A. Hall
Young Donald A. Hall in 1927 when designing the Spirit of St. Louis
Born	(1898-12-07)7 December 1898 Brooklyn, New York United States,
Died	2 May 1968(1968-05-02) (aged 69) San Diego, California United States
Alma mater	Pratt Institute
Occupation	American aerospace engineer
Children	1

Donald Albert Hall (December 7, 1898 – May 2, 1968) was an American pioneering aeronautical engineer and aircraft designer who is most famous for having designed the Spirit of St. Louis.

Hall was also part of the three-person team that discovered that the crack of a bullwhip is a sonic boom.