Cognomen Syomochkina (Syomochkina, Сёмочкина 
) , globally, is a rare family name. The surname Syomochkina is characteristic of Belarus, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Russia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Сёмочкина | Kazakhstan, Ukraine, Kyrgyzstan, Belarus, Russia |