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

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

Popularity of Rodríguez-Díaz in America

Rodríguez-Díaz is the 47521st most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Rodríguez-Díaz surname appeared 446 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 Rodríguez-Díaz.

We can also compare 2010 data for Rodríguez-Díaz 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 Rodríguez-Díaz

The surname RODRIGUEZDIAZ has its origins in Spain, specifically in the region of Castile. It is a compound surname formed by the combination of two separate names: Rodriguez and Diaz. The first part, Rodriguez, is derived from the Spanish given name Rodrigo, which in turn has its roots in the Germanic name Roderic or Hrodric, meaning "famous ruler" or "renowned leader."

During the medieval period, the use of hereditary surnames became widespread in Spain. The name Rodriguez emerged as a patronymic surname, indicating that the bearer was the son or descendant of someone named Rodrigo. The second part, Diaz, is also a patronymic surname derived from the given name Dia or Diego, which has its origins in the Greek name Iakovos or the Latin name Iacobus (James).

One of the earliest recorded instances of the name RODRIGUEZDIAZ can be found in the Becerro de las Behetrias, a medieval manuscript from the 14th century that documented certain noble families and their territories in Castile. This document mentions individuals with the surname RODRIGUEZDIAZ as landowners and vassals of the crown.

Throughout history, several notable individuals have borne the surname RODRIGUEZDIAZ. One such figure was Juan Rodriguez Diaz (c. 1350-1420), a Spanish military leader who fought against the Moors during the Reconquista. Another was Gonzalo Rodriguez Diaz (1480-1555), a Spanish conquistador who participated in the conquest of Mexico alongside Hernán Cortés.

In the 16th century, a branch of the RODRIGUEZDIAZ family settled in the region of Extremadura, where they acquired landed estates and established themselves as prominent landowners. One member of this branch, Pedro Rodriguez Diaz (1570-1645), served as a magistrate and held various administrative positions in the Spanish colonial government of the Americas.

During the 17th century, a notable individual with the surname RODRIGUEZDIAZ was Alonso Rodriguez Diaz (1625-1692), a Spanish priest and missionary who traveled to the Philippines and worked to convert indigenous populations to Christianity.

Another historical figure worth mentioning is Maria Rodriguez Diaz (1780-1853), a Spanish noblewoman and philanthropist who founded several charitable institutions and schools in her hometown of Seville.

While the surname RODRIGUEZDIAZ has its roots in Spain, it has since spread to other parts of the world, particularly to Latin American countries with historical ties to Spain, such as Mexico, Argentina, and Chile. However, the detailed history and origins of the name can be traced back to the medieval period in the Iberian Peninsula.

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

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

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

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

Reference this page

We spend a lot of resources downloading, cleaning, merging, and formatting the data that is shown on the site.

If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!