Family name Oviedo Blanco (Oviedo Blanco 
) , worldwide, is a very rare cognomen. The last name Oviedo Blanco is characteristic of Spain, where it is a very rare surname, and Chile, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Oviedo Blanco | Spain, Chile |
Jose, Isabella, and Nestor Rafael