Clessie Cummins

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Clessie Cummins Sr.
Cummins (left) showing Fred Duesenberg one of his engines
Born	(1888-12-27)December 27, 1888 Columbus, Indiana, United States
Died	August 17, 1968(1968-08-17) (aged 79) California, United States
Occupation(s)	Mechanic, Inventor, Businessman, Entrepreneur

Clessie Lyle Cummins (December 27, 1888 – August 17, 1968) was the founder of the Cummins Engine Co. He was an entrepreneur who improved on existing diesel engines, created new diesel engine designs, was awarded 33 United States patents for his inventions, and set five world records for endurance and speed for trucks, buses and race cars.