Cognomen Estrada Quiroz (Estrada Quiroz 
) , all around the world, is a very rare surname. The last name Estrada Quiroz is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname, Ecuador, and Honduras. Not in comparison with a country's population, it is commonest in Latin America and the Caribbean, particularly Chile, Colombia, and Ecuador.
| VARIANT | COUNTRY |
|---|---|
| Estrada Quiroz | Mexico, Ecuador, Honduras, Colombia, Chile |