Count Nikolai Nikitich Demidov was a Russian industrialist, collector, military commander and arts patron of the Demidov family. Wikipedia
Born: November 20, 1773, Saint Petersburg, Russia
Died: April 22, 1828 (age 54 years), Florence, Italy
Place of burial: Cimetière du Père-Lachaise, Paris, France
Great-grandparent: Nikita Demidov
Parents: Nikita Akinfiyevich Demidov