Sergey Vasilyev may refer to:
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Sergei Vasilyev (director) (1900–1959), Soviet film director, editor, and screenwriter
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Sergey Vasilyev (actor) (1827–1862), Russian stage actor
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Sergei Vasilyev (footballer) (born 1982), Russian footballer
{{hndis, Vasilyev, Sergey