Family name Rivadeneira Contreras (Rivadeneira Contreras 
) , globally, is a very rare last name. The cognomen Rivadeneira Contreras is habitual in Latin America and the Caribbean, particularly Ecuador, where it is a rare surname, and Chile, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rivadeneira Contreras | Chile, Ecuador |