Cognomen Кудриаков (Кудриаков 
, Koudriakov, Kudriakov 
) , throughout the world, is a very rare family name. The cognomen Кудриаков is characteristic of Russia, where it is a very rare surname, Germany, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Кудриаков | Russia |
| Kudriakov | Germany, United States |