Family name Бияшева (Бияшева 
) , in all the world, is a very rare surname. The surname Бияшева is characteristic of Kazakhstan, where it is a rare surname, and Russia, where it is an extremely rare surname. Much less frequently, Бияшева is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Бияшева | Kazakhstan, Russia |