Cognomen Rjabikova (Рябикова 
, Rjabikova 
) , all over the world, is quite a rare last name. The family name Rjabikova is characteristic of Russia, where it is quite a rare surname, Belarus, and Kazakhstan, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Рябикова | Kazakhstan, Ukraine, Russia, Belarus |
| Rjabikova | Estonia |