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

Díaz-Castro, 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 Díaz-Castro surname is from the 2010 census data.

Popularity of Díaz-Castro in America

Díaz-Castro is the 136449th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Díaz-Castro surname appeared 123 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 Díaz-Castro.

The history of the last name Díaz-Castro

The surname DIAZCASTRO is of Spanish origin, originating in the late 15th century during the Spanish Reconquista. It is a compound name, with "Diaz" being a common Spanish patronymic derived from the name "Diego," and "Castro" being a topographic surname referring to a settlement or fortified place.

The first part of the name, "Diaz," can be traced back to the Latin name "Didacus," which was the Latinized version of the Spanish name "Diego." This name was particularly popular in medieval Spain, and many families adopted "Diaz" as a surname to indicate their lineage from someone named Diego.

The second part, "Castro," is believed to have originated from the Latin word "castrum," meaning "fortified place" or "camp." This was a common element in Spanish place names, referring to settlements that were fortified or had a castle or defensive structure.

One of the earliest recorded instances of the name DIAZCASTRO can be found in the Archivo General de Indias, a collection of documents related to the Spanish colonization of the Americas. In 1521, a soldier named Juan Diazcastro participated in the conquest of Mexico under Hernán Cortés.

In the 16th century, a notable figure with the name DIAZCASTRO was Pedro Diazcastro (1510-1578), a Spanish conquistador and explorer who participated in the conquest of Peru and later became one of the first settlers in the region of Río de la Plata (modern-day Argentina and Uruguay).

Another prominent individual was Manuel Diazcastro (1685-1742), a Spanish military officer and governor of Puerto Rico from 1735 to 1741. He is known for his efforts in fortifying the defenses of San Juan and promoting economic development on the island.

In the 18th century, Juana Diazcastro (1718-1796) was a renowned Spanish painter and portraitist who worked in the court of King Charles III. Her works are displayed in various museums throughout Spain.

More recently, José Diazcastro (1910-1992) was a Cuban-American writer and journalist who gained recognition for his novels and short stories depicting life in Cuba and the Cuban-American experience.

While the name DIAZCASTRO has its roots in Spain and the Spanish conquest and colonization of the Americas, it has since spread to various parts of the world, particularly Latin America and the United States, due to immigration and migration patterns.

Race and ethnic origin of people with the last name Díaz-Castro

We also have some data on the ancestry of people with the surname Díaz-Castro.

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 Díaz-Castro 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.

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 Díaz-Castro was researched and written by our team of onomatology and genealogy experts.

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

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