Anton Stepanovich Arensky (Russian: Анто́н Степа́нович Аре́нский; 12 July 1861 – 25 February 1906) was a Russian composer of Romantic classical music, a pianist and a professor of music.Arensky was born in a music-loving, affluent family in Novgorod, Russia. He was musically precocious and had composed a number of songs and piano pieces by the age of nine. With his mother and father, he moved to Saint Petersburg in 1879, after which he studied composition at the Saint Petersburg Conservatory with Nikolai Rimsky-Korsakov.