William Scanlan or Bill Scanlon could refer to:
William J. Scanlan (1856–1898), American actor and composer Doc Scanlan (William Dennis Scanlan, 1881–1949), American professional baseball player Bill Scanlan (1925–2000), Australian footballer Bill Scanlan, American broadcast journalist and former host of C-SPAN's Washington Journal
See also Bill Scanlon (1956–2021), American tennis player