William Scully may refer to: William Charles Scully (1855–1943), South African author William Scully (Australian politician) (1883–1966), Australian politician and farmer William Scully (director) (1889–1949), American filmmaker and director William Scully (bishop) (1894–1969), American Roman Catholic bishop of Albany William Scully (Irish-American landlord) (1821–1906), wealthy Irish-American land owner in the Corn Belt region
Fictional characters William "Bill" Scully, the name of several characters The X-Files related to Dana Scully: her father, brother and son