Arnold Mallis (15 October 1910 – 16 January 1984) was an American professor of entomology.
He however gave up due to the Great Depression and worked in a shipping company for two years.
During the Second World War, he worked on malaria with the US Public Health Service.
He worked on screening insecticides in the Gulf Oil Company in Pittsburgh from 1945 to 1958 following which he joined Pennsylvania State University as an extension entomologist.
Mallis' most well-known contributions was his Handbook of Pest Control on which he worked from 1938 to be published first in 1945 followed by several editions.