Cognomen Contreras Vivanco (Contreras Vivanco 
) , in the world, is a very rare last name. The last name Contreras Vivanco is characteristic of Latin America and the Caribbean, particularly Chile, where it is a rare surname, and Ecuador, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Contreras Vivanco | Ecuador, Chile |
Myriam, Cristian, Ana Maria, Yngrid Lorena, Luis Freddy, and Rodrigo Fernando