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 | Russia, United States, Turkey |
| Козякова | Russia, Kazakhstan, Ukraine |
| Козьякова | Kyrgyzstan, Russia, Kazakhstan, Ukraine |
| Козиакова | Russia |