- Born on March 24, 1887 in Saint Petersburg
- Deceased on September 27, 1967 in Paris, at the age of 80 years
- Burial in 1967 in Sainte-Geneviève-des-Bois
Parents
- Felix Soumarokoff Elston (1856 - 1928), comte Sumarokov-Elston
- Zinaïda Youssoupov (1861 - 1939), princesse Ioussoupov
Family
- Married on February 22, 1914 in Saint Petersburg, with Irina Romanov-Holstein-Gottorp (1895 - 1970), issuing
Irina (1915 - 1983)