Ilya Petrovich Tchaikovsky Russian engineer (1795-1880) (1795–1880) Parents Pyotr Fyodorovich Tchaikovsky Children Anatoly Tchaikovsky Pyotr Ilyich Tchaikovsky Modest Tchaikovsky Ippolit Chaykovsky Aleksandra Davydova Nikolay Chaykovsky Siblings Pyotr Petrovich Tchaikovsky Partners Aleksandra Tchaikovskaya
