TheNameDBDiaz
PatronymicMeaning
Son of Diego, derived from the Greek name Didacus meaning 'taught by God'.
Etymology
From the personal name Diego, which derives from the Greek Didacus through Latin and Spanish evolution. The suffix -az (variant of -ez) indicates patronymic descent in Spanish naming traditions.
About the Diaz Surname
Diaz is one of Spain's most prevalent surnames, with roots tracing back to medieval Castile. The name spread extensively throughout the Spanish empire and remains among the most common surnames globally.
Distribution
Extremely common throughout Spain and Spanish-speaking countries, with particularly high concentrations in Castile and Andalusia.