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