Cognomen Добриаков (Добриаков 
, Dobriakov 
) , globally, is a very rare family name. The surname Добриаков is habitual in Russia, where it is a very rare surname, Germany, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Добриаков | Russia |
| Dobriakov | Germany, Russia, United States |