William Harroun Behle (May 13, 1909 – February 26, 2009) was an American ornithologist from Utah. He published around 140 papers on the biogeography and taxonomy of birds, focusing largely on birds of the Great Basin. Behle was born in Salt Lake City, Utah on May 13, 1909, the second of three children of parents Augustus Calvin Behle, a surgeon, and Daisy May Behle. William studied at the University of Utah, earning a B.A. in 1932 and M.A.