All over the world, Семйонов (Семйонов ) is an extremely rare unknown gender given name. Much more frequently, Семйонов is the last name as well as the forename.
Semionov, Semjonov, and Semyonov
Юрій, Антон, Євген, Дмитро, Василь, Сергій, Руслан, Валерій, Євгеній, Мирослав, and Валентин
) is an extremely rare unknown gender given name. Much more frequently, Семйонов is the last name as well as the forename.