Cognomen Kuziakin (Kuziakin 
, Кузякин 
) , around the globe, is quite a rare surname. The cognomen Kuziakin is habitual in Russia, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Kuziakin | Russia, Ukraine |
| Кузякин | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |