Cognomen Vargas Díaz (Vargas Díaz 
) , in all the world, is a very rare last name. The family name Vargas Díaz is characteristic of Colombia, where it is a very rare surname, Spain, and Chile. Not in comparison with a country's population, it is commonest in Colombia, Spain, and Peru.
| VARIANT | COUNTRY |
|---|---|
| Vargas Díaz | Peru, Colombia, Spain, Chile, Mexico |