William Smalley

William Smalley may refer to:


 * Bill Smalley (1864–1912), English footballer
 * William Smalley (pioneer) (1759/1760–1840), Ohio settler
 * William A. Smalley (1923–1997), American linguist
 * William E. Smalley, American Episcopal bishop
 * Will Smalley (1871–1891), American baseball player