Semyonov
Semyonov (masculine), also transliterated as Semenov, Semenoff, and Semionov (), or Semyonova (Semenova, Semionova; feminine) is a common Russian last name. It is derived from the Russian male name Semyon (related to Simeon, Simon) and literally means ''Semyon's''. It is transliterated in Estonian and Latvian as Semjonov.Provided by Wikipedia
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