Sergey Obolensky 1784-1871 (1784–1871) Parents Pyotr Obolensky Yekaterina Vyazemskaya Children Ivan Obolensky Sergey Obolensky Nikolay Obolensky Ekaterina Obolenskaya Pyotr Obolensky Andrey Obolensky Siblings Nikolay Obolensky Mariya Obolenskaya Varvara Petrovna Obolenskaya Alexander Petrovitch Obolensky Andrey Obolensky Vasily Petrovitch Obolensky Partners Ekaterina Obolenskaya