Sergei (Șerban) Cantemir was born 11 August 1706 in Constantinople, Turkey to Dimitrie Cantemir (1673-1723) and Cassandra Cantacuzino (1682-1713) and died 24 April 1780 Moscow, Russia of unspecified causes.
Sergey Kantemir was officer of the Russian Preobrazhensky Regiment. He was not married and had children with a Turkish prisoner who was baptized under the name of Avdotia (Evdokya)
|Offspring of Sergei (Șerban) Cantemir and Avdotya Moiseyevna Alfimova (c1720-c1770)|
|Yelena Sergeyevna Kantemir (1741-1782)||19 May 1741||25 March 1782||Dmitri Fyodorovich Alfimov (c1735-c1790)|
|Yevdokya Sergeyevna Kantemir (1756-c1815)||1756||1815||Aleksei Semyonovich Stepanov (c1750-c1810)|