Last name Fernandez Berrueta (Fernandez Berrueta 
) , throughout the world, is a very rare family name. The cognomen Fernandez Berrueta is characteristic of Uruguay, where it is a rare surname, Spain, where it is a very rare surname, and Chile, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Fernandez Berrueta | Chile, Venezuela, Spain, Uruguay |