Tatyana Yusupova niece of Prince Grigory Potemkin (1769–1841) (1769–1841) Parents Yelena Potyomkina Vassili von Engelhardt Children Yekaterina Ribeaupierre Boris Yusupov Alexandr Mikhailovich Potemkin Siblings Vasily Vasilyevich Engelhardt Yekaterina von Engelhardt Alexandra von Engelhardt Pyotr Vasilyevich Engelhardt Varvara Golitsyna Partners Nikolay Yusupov
