Nikolai Zhilyayev Russie Nikolay Sergeyevich Zhilyayev (Russian: Никола́й Серге́евич Жиля́ев, Nikolaj Sergejevič Žiljajev; 18 November (N.S.) 1881 – 20 January 1938), was a Russian musicologist, and the teacher of several 20th-century Russian composers. He was a victim of political repression in the Soviet Union.
He was a pupil of Mikhail Ippolitov-Ivanov and Sergei Taneyev at the Moscow Conservatory in around 1904. He went on to teach there himself. His pupils included the composers Yevgeny Golubev, Aram Khachaturian, Alexei Fedorovich Kozlovsky, Alexei Vladimirovich Stanchinsky, Anatoly Nikolayevich Alexandrov and Samuil Evgenyevich Feinberg.