Leonid Sergeyevich Smirnov (Russian: Леонид Серге́евич Смирнов; 1889 in Moscow – 1980) was an association football player.
Smirnov made his debut for the Russian Empire on July 3, 1912, in a friendly against Norway.
He was selected for the 1912 Olympics squad but did not play in any games at the tournament.
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