Count Anatoly Nikolaievich Demidov, 1st Prince of San Donato was a Russian industrialist, diplomat and arts patron of the Demidov family. Wikipedia
Born: March 24, 1813, Saint Petersburg, Russia
Died: April 29, 1870 (age 57 years), Rue Saint-Dominique, Paris, France
Grandparents: Nikita Akinfiyevich Demidov and Aleksandr Nikolaevič Stroganov
Spouse: Mathilde Bonaparte (m. 1840)
Place of burial: Cimetière du Père-Lachaise, Paris, France