Sergei Sidelyov's birth name is Sidelyov, Sergei Ilyich.
Sergei Sidelyov was born on December 21, 1906, in Moscow, Russia.
Sergei Sidelyov died on October 4, 1962, in Leningrad, Soviet Union [now St. Petersburg, Russia].
Sergei Sage's birth name is Sergei Luzginov.
Sergei Chigrakov's birth name is Sergei Chigrakov.
Sergei Scurfield's birth name is Scurfield, Sergei Sinclair.
Sergei Soudeikin's birth name is Sergei Yurievich Soudeikine.
Sergei Sploshnov's birth name is Sploshnov, Sergei Ivanovich.
Sergei Yudayev's birth name is Sergei Yuryevich Yudayev.
Sergei Yursky's birth name is Yursky, Sergei Yuryevich.
Sergei Yutkevich's birth name is Yutkevich, Sergei Yosifovich.
Sergei Zabotin's birth name is Sergei Nikolaevitch Zabotin.
Sergei Yermolinsky's birth name is Yermolinsky, Sergei Aleksandrovich.