Pyotr Ilyich Tchaikovsky (Russian: Пётр Ильич Чайковский)(7th May 1840-6th November 1893; Old Style 25th April 1840–25th October 1893) was a Russian composer. He wrote some of the world's most popular concert and theatrical music in the current classical repertoire, including the ballets Swan Lake and The Nutcracker, the 1812 Overture, his First Piano Concerto, several symphonies, and the opera Eugene Onegin. His names are also transliterated Piotr