Family name Kusyakov (Kusyakov 
, Кусяков 
) , in the world, is a rare cognomen. The cognomen Kusyakov is characteristic of Russia, where it is a rare surname, Kyrgyzstan, where it is a very rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Kusyakov | United States |
| Кусяков | Kyrgyzstan, Russia, Ukraine |