Cognomen Rios Orquera (Rios Orquera 
) , across the world, is an extremely rare last name. The cognomen Rios Orquera is characteristic of Latin America and the Caribbean, particularly Ecuador, where it is a very rare surname, and Chile, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rios Orquera | Chile, Ecuador |