Family name Siniakin (Синякин 
, Siniakin 
) , globally, is quite a rare last name. The family name Siniakin is characteristic of Russia, where it is quite a rare surname, Belarus, where it is a rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Синякин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Siniakin | Russia, United States |