Cognomen Mendoza Díaz (Mendoza Díaz 
) , globally, is a very rare family name. The surname Mendoza Díaz is habitual in Colombia, where it is a very rare surname, Spain, and Peru, where it is an extremely rare surname. Not in comparison with a country's population, it is commonest in Colombia, Spain, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Mendoza Díaz | Colombia, Spain, Peru, Mexico |