- Born
- February 27, 1910
- Died
- December 21, 1990 (aged 80)
- Known as
- military flight engineer, engineer
Clarence Leonard "Kelly" Johnson was an American aeronautical and systems engineer. He is recognized for his contributions to a series of important aircraft designs, most notably the Lockheed U-2 and SR-71 Blackbird. Besides the first production aircraft to exceed Mach 3, he also produced the first fighter capable of Mach 2, the United States' first operational jet fighter, as well as the first fighter to exceed 400 mph, and many other contributions to various aircraft.
Biography from Wikipedia, available under CC BY-SA 4.0.
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