Elmer Darwin Ball

Elmer Darwin Ball
BornSeptember 21, 1870
DiedOctober 5, 1943(1943-10-05) (aged 73)
Scientific career
FieldsEntomology
Assistant Secretary of Agriculture
In office
June 12, 1920  September 30, 1921
PresidentWoodrow Wilson
Warren G. Harding
Preceded byJames R. Riggs
Succeeded byCharles W. Pugsley

Elmer Darwin Ball (September 21, 1870 – October 5, 1943) was an American entomologist. Ball is known for his contributions to the knowledge of the leafhoppers, treehoppers, froghoppers, and other related insects. He was Assistant Secretary of Agriculture from 1920 to 1921.