Alexander Nikolayevich Tcherepnin (Russian: Александр Николаевич Черепнин) (21 January 1899 – 29 September 1977) was a Russian-born composer and pianist. Alexander Tcherepnin His father, Nikolai Tcherepnin (pupil of Nikolai Rimsky-Korsakov) and his son, Ivan Tcherepnin were also composers, as are two of his grandsons, Sergei and Stefan. His son Serge was involved in the roots of electronic music and instruments. His mother was a member of the artistic Benois family, a niece of Alexandre Benois.