Nikolai Efimov was born in 1910.
Nikolai Efimov died in 1982.
Roman Efimov was born in 1976.
Kostia Efimov was born in St. Petersburg, in Russia.
Mikhail Efimov was born on April 13, 1978, in USSR.
Aleksandr Efimov was born on January 15, 1980, in Sverdlovsk, USSR [now Yekaterinburg, Russia].
Boris Efimovich Efimov was born on September 28, 1900, in Kiev, Russian Empire.
Kostia Efimov's birth name is Konstantin Efimov.
Mikhail Efimov's birth name is Mikhail Yurevich Efimov.
Aleksandr Efimov's birth name is Aleksandr Aleksandrovich Yefimov.
Nikolai Kolli was born in 1894.
Nikolai Polevoy was born in 1796.
Nikolai Dmitriev was born in 1898.