Surname Kovjazina (Ковязина 
, Kovjazina 
) , globally, is quite a rare last name. The surname Kovjazina is characteristic of Kazakhstan, where it is quite a rare surname, Russia, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Ковязина | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Kovjazina | United States, Latvia, Belarus |