Whatley is an unincorporated community and census-designated place in Clarke County, Alabama, United States. As of the 2010 census, its population was 150. It is named in honor of Franklin Benjamin Whatley. Whatley is the birthplace of bandleader and trombonist Grover Mitchell. Whatley has one site on the National Register of Historic Places, the Whatley Historic District. Whatley was previously an incorporated community in 1901 and recorded a population of 187 according to the 1910 U.S. Census. It did not report any population figure again until 2010 when it became a census-designated place.