Pyotr Ilyich Tchaikovsky (1840–1893) was a Russian composer.
Tchaikovsky or variant spellings may also refer to: Tchaikovsky (surname), a Slavic surname (and list of people with the name) Chaikovskij (crater), an impact crater on Mercury Tchaikovsky (film), a 1969 Russian film "Tchaikovsky" (The Americans), a 2018 episode of The Americans "Tschaikowsky (and Other Russians)", an American patter song by Kurt Weill and Ira Gershwin and originally performed by Danny Kaye Chaykovsky, Perm Krai, a town in Russia Snezhinka (ski jumping venue) near Chaykovsky, Perm Krai 2266 Tchaikovsky, an outer-belt asteroid Tchaikovsky Conservatory, a music school in Moscow, Russia Tchaikovsky Symphony Orchestra
See also Czajkowski Chaykovsky (inhabited locality), a list of inhabited localities in Russia Circle of Tchaikovsky, Russian revolutionary organization