Pyotr Ilyich Tchaikovsky, Russian Пётр Ильич Чайковский, sometimes transliterated as Piotr, Anglicised as Peter Ilich, (April 25 [old style] / May 7 [new style], 1840 - November 6, 1893) was a Russian composer of Ukrainian and French ancestry. His works include six symphonies, the "1812 Overture", the operas Eugene Onegin and The Queen of Spades and the ballets Swan Lake, Sleeping Beauty and The Nutcracker. Tchaikovsky's ballet Swan Lake debuted on March 4, 1877.

He was born in Kamsko-Votinsk, Russia.

Selected works

• Opus 11 String Quartet No.1 in D major
• Opus 20 Swan Lake, ballet
• Opus 23 Piano Concerto No.1 in Bb major
• Opus 35 Concerto for Violin and Orchestra in D major
• Opus 36 Symphony No.4 in F minor
• Opus 37a The Seasons
• Opus 48 Serenade for Strings in C major
• Opus 49 1812 Overture in Eb major
• Opus 58 Manfred Symphony in B minor
• Opus 59 Dumka
• Opus 64 Symphony No.5 in E minor
• Opus 66 Sleeping Beauty, ballet
• Opus 67 Hamlet Overture
• Opus 71a Nutcracker Suite
• Opus 74 Symphony No. 6 in B minor, Pathétique

Peter Tchaikovsky died in Saint Petersburg, Russia and was interred in Tikhvin Cemetery at the Alexander Nevsky Monastery, St. Petersburg, Russia.