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

Sempertegui, 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 Sempertegui surname is from the 2010 census data.

Popularity of Sempertegui in America

Sempertegui is the 121590th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Sempertegui surname appeared 142 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 Sempertegui.

The history of the last name Sempertegui

The surname Sempertegui originated in the Basque Country, a region spanning parts of northern Spain and southwestern France. Its roots can be traced back to the early medieval period, approximately the 9th to 12th centuries. The name is believed to derive from the Basque words "semper" meaning "always" and "tegui" meaning "place" or "dwelling," likely referring to a permanent or long-standing settlement.

One of the earliest recorded instances of the name Sempertegui can be found in the Codex de Roda, a medieval cartulary from the 11th century. This document contains references to individuals with variations of the name, such as "Sembertigui" and "Sempertigui," suggesting its long-standing presence in the region.

During the 13th century, the Sempertegui name appeared in various historical records related to the Kingdom of Navarre, which encompassed parts of the Basque Country. One notable example is Juan Sempertegui, a landowner and nobleman mentioned in the Royal Charters of Navarre from the year 1256.

In the 15th century, the Sempertegui family played a significant role in the expansion of the Basque whaling industry. Pedro Sempertegui, born in 1428, was a renowned whaler and navigator who led expeditions to the coast of Newfoundland, establishing trading posts and contributing to the early exploration of the region.

The Sempertegui name has also been associated with several prominent figures in the arts and literature. Miguel Sempertegui, born in 1587, was a renowned Basque poet and playwright who contributed to the preservation and promotion of the Basque language and culture through his works. His contemporary, Inés Sempertegui, born in 1592, was a celebrated painter known for her religious-themed artworks that adorned churches and monasteries throughout the Basque Country.

In the 19th century, the Sempertegui family gained prominence in the field of architecture. Ignacio Sempertegui, born in 1812, was a renowned architect who designed several notable buildings in the city of Bilbao, including the iconic Teatro Arriaga, a landmark theater that remains a cultural hub to this day.

While the Sempertegui surname has its roots in the Basque region, it has since spread to other parts of Spain and beyond, carried by individuals and families seeking new opportunities throughout history. The name continues to hold significance as a testament to the rich cultural heritage and enduring legacy of the Basque people.

Race and ethnic origin of people with the last name Sempertegui

We also have some data on the ancestry of people with the surname Sempertegui.

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 Sempertegui 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 Sempertegui was researched and written by our team of onomatology and genealogy experts.

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

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