Related Information for Harry Potter There are at least five artists with this name: (1) John Towner Williams (film score composer)(2) John Christopher Williams (classical guitarist)(3) John Williams (Irish musician)(4) John Williams (blues/jazz guitarist)(5) John Knowles Williams John Towner Williams (born February 8, 1932) is one of the most widely recognized composers of film scores. As of 2013, he has.. read more