Born: April 23, 1809
Died: April 24, 1882 (age 73 years), Saint Petersburg, Russia
Children: Anatoly Orlov-Davydov, Vladimir Orlov-Davydov, Natalya Orlova-Davydova, and more
Grandchildren: Pavel Dolgorukov, Pyotr Dolgorukov, Aleksandra Vasilchikova, and more
Grandparents: Yekaterina Samoylova and Lev Davydov
Great grandchildren: Ivan Urusov, Petr Aleksandrovich Liven, Serge Orloff-Davidoff, and more
Great-grandparents: Nikolay Samoylov and Mariya Potyomkina