Clarence E. Mickel (February 29, 1892 – August 29, 1982) was an American entomologist, known for his expertise in Mutillidae, among other insect families.

[2] He was awarded a Guggenheim fellowship in 1930, so that he could visit Europe and continue his work studying parasites of wasps.

[5] His work included two well-regarded monographs on the genus Dasymutilla.

[2] By 1952 he had written almost 50 papers and "supervised the publication of 10 University of Minnesota technical bulletins.

"[2] Mickel headed the entomology and economic zoology department at Minnesota from 1944 until his retirement in 1960, at which time the university's insect collection had expanded to include approximately 2.5 million specimens.