Emil Albertovich Cooper (Russian: Эмиль Альбертович Купер, Russian pronunciation: [ɪˈmʲilʲ ɐlʲˈbʲɛrtɐvʲɪt͡ɕ ˈkupʲɪr]), also known as Emil Kuper (December 13 [OS December 1], 1877, Kherson, Russian Empire (now Ukraine) – November 16, 1960, New York) was a Russian conductor and violinist, of English ancestry.