Last name Kozyakova (Kozyakova 
, Козякова 
, Козьякова 
) , in all the world, is quite a rare surname. The surname Kozyakova is habitual in Russia, where it is a rare surname, Ukraine, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Kozyakova | United States, Turkey, Russia |
| Козякова | Kazakhstan, Russia, Ukraine |
| Козьякова | Kazakhstan, Kyrgyzstan, Russia, Ukraine |
| Козиакова | Russia |