Cornelius Cooper "Corny" Johnson (August 28, 1913 – February 15, 1946) was an American athlete in the high jump.

Born in Los Angeles in 1913, Johnson first competed in organized track and field events at Berendo Junior High School.

Johnson attended Compton College and with coach Herschel Smith continued his high jump career.

After retiring from the high jump, he became a letter carrier for the U.S. Post Office in Los Angeles, and in 1945 he joined the U.S.

[5] In 1946, while working as a ship's baker on board the Grace Line's "Santa Cruz," Johnson developed bronchopneumonia.