He was the son of general Konstantin Esperovich Belosselsky-Belozersky (1843-1920) and Nadezhna Dmitrovna Skoboleva (1847-1820, the sister of general Mikhail Skobelev).
•
Prince Sergei was a member of the Belosselsky-Belozersky family and was in 1916 one of the largest landowners in Russia.
Sergei Rachmaninoff | Sergei Prokofiev | Sergei Eisenstein | Sergei Parajanov | Sergei Diaghilev | Sergei Witte | Sergei Ivanov | Sergei Ivanovich Osipov | Sergei Bondarchuk | Sergei Bagapsh | Ivan Sergei | Sergei Yefimovich Zakharov | Sergei Polusmiak | Sergei Osipov | Grand Duke Sergei Alexandrovich of Russia | Belosselsky-Belozersky | Sergei Zimin | Sergei Ordzhonikidze | Sergei Kurzanov | Sergei Babayan | Sergei Yursky | Sergei Tretyakov | Sergei Sychyov | Sergei Stadler | Sergei Skripka | Sergei Pavlovich Baltacha | Sergei Pavlenko | Sergei Lyapunov | Sergei Gusev | Sergei Gukov |
It was from then on that the family would be known as the Belosselsky-Belozersky.
Prince Constantine Esperovich Beloselsky-Belozersky ( 16 (28) June 1843 - May 26, 1920, Neuilly-sur-Seine) - Russian general, landowner and horse breeder.
Count Dmitri Cheremeteff; Prince Serge Belosselsky-Belozersky; Count Hilarion Worontzoff-Dachkoff ; Paul Demidoff; Prince Wladimir Galitzine (Aspirant); Count Wladimir Borch (HC of the RC Grand Priory); Dmitri Boutourline; Prince Serge Dolgorouki; Denis Davydoff; Léon Narichkine; Count Alexandre Mordvinoff, (Aspirant); Prince Nikita Troubetzkoi; Count André Lanskoi (Aspirant); Dmitri Jerebzoff Nicolas Tchirikoff; Count Dmitri Olzoufieff.
Moulin married Paul Moulin (born in July 1917, St. Petersburg/Petrograd as Prince Paul Esperovitch Belosselsky-Belozersky; died November 2005) who was also active in organizational and admistrational functions at the club level and nationally in Finnish fencing.
Subsequently, the only surviving branch of this Russian Princely family (meaning direct male descendants) are the Princes Belosselsky-Belozersky.