Find out how popular the last name Hernández-Diaz is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Hernández-Diaz.

Hernández-Diaz, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Hernández-Diaz surname is from the 2010 census data.

Popularity of Hernández-Diaz in America

Hernández-Diaz is the 47966th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Hernández-Diaz surname appeared 441 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 people would have the surname Hernández-Diaz.

We can also compare 2010 data for Hernández-Diaz to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Hernández-Diaz

The surname HERNANDEZDIAZ has its origins in Spain, emerging during the Middle Ages. It is a compound surname formed by the combination of two distinct names – Hernandez and Diaz.

The first part, Hernandez, is a patronymic surname derived from the personal name Hernando, a Spanish variant of Ferdinand. This name has its roots in the Germanic name Ferdinandus, which means "journey" or "adventurous." The suffix "-ez" indicates a familial relationship, effectively translating to "son of Hernando."

The second component, Diaz, is also a patronymic surname originating from the Spanish personal name Dia, a shortened form of the name Diego. This name traces its origins to the Greek name Didakos, which means "instructed" or "taught."

In the early centuries of its existence, the surname HERNANDEZDIAZ was primarily concentrated in the regions of Castile, Andalusia, and Extremadura in Spain. It is believed to have been borne by individuals who were descendants of both the Hernandez and Diaz families, either through intermarriage or other familial connections.

Historical records from the 15th century in Spain, such as the Libro de la Nobleza de Castilla (Book of the Nobility of Castile), mention individuals bearing variations of this surname, including Hernandez de Diaz and Diaz Hernandez.

One of the earliest known bearers of the surname was Juan Hernandez Diaz, a Spanish conquistador who accompanied Hernán Cortés in the conquest of Mexico in the early 16th century. He played a significant role in the fall of the Aztec Empire and was among the first Europeans to settle in the region.

Another notable figure was Pedro Hernandez Diaz, a Spanish explorer and navigator who lived in the late 16th century. He is credited with being one of the first Europeans to explore the coast of present-day Alaska.

In the 17th century, Francisca Hernandez Diaz, a Spanish nun and mystic, gained recognition for her pious life and spiritual writings.

During the 18th century, Juan Antonio Hernandez Diaz, a Spanish architect and engineer, made significant contributions to the construction of several notable buildings and infrastructure projects in Spain and its colonies.

In the 19th century, Miguel Hernandez Diaz, a Spanish poet and playwright, left a lasting legacy with his works that explored themes of social injustice and the plight of the working class.

While the surname HERNANDEZDIAZ has its roots in Spain, it has since spread to various parts of the world, particularly to Latin American countries, due to Spanish colonization and migration patterns.

Race and ethnic origin of people with the last name Hernández-Diaz

We also have some data on the ancestry of people with the surname Hernández-Diaz.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Hernández-Diaz was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Hernández-Diaz has changed in the 10 years between the two census surveys.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Hernández-Diaz was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Hernández-Diaz, please contact us.

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