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

Isiordia, 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 Isiordia surname is from the 2010 census data.

Popularity of Isiordia in America

Isiordia is the 59017th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Isiordia surname appeared 343 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 Isiordia.

We can also compare 2010 data for Isiordia 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 Isiordia

The surname Isiordia has its origins in the Basque region of northern Spain and southwestern France. It is believed to have emerged in the early medieval period, around the 8th or 9th century AD. The name is derived from the Basque words "isi" meaning "silent" or "quiet," and "ordia" meaning "oak grove" or "oak forest."

One of the earliest recorded instances of the Isiordia name can be found in a document from the Monastery of San Millán de la Cogolla in La Rioja, Spain, dated to the year 1022. This document mentions a landowner named García Isiordia, suggesting the name's use in the region during that time.

In the 13th century, there are records of an Isiordia family residing in the town of Vitoria-Gasteiz, the capital of the Basque Country. This family held significant influence and wealth, with members serving as local officials and landowners.

During the 15th century, the Isiordia name gained prominence with the birth of Pedro Isiordia (1435-1504), a renowned scholar and theologian from Navarre. Pedro Isiordia studied at the University of Paris and later became a professor at the University of Salamanca, where he taught philosophy and theology.

Another notable figure with the Isiordia surname was Juan Isiordia (1570-1633), a Spanish military officer and explorer. Juan Isiordia served as a captain in the Spanish army and participated in various expeditions to the Americas, contributing to the exploration and colonization efforts of the Spanish Empire.

In the 17th century, the Isiordia name appeared in records related to the town of Oñati, located in the Basque province of Gipuzkoa. Several members of the Isiordia family held influential positions in the local government and were involved in the region's wool trade.

During the 18th century, María Isiordia (1712-1782), a renowned writer and poet, gained recognition for her works celebrating Basque culture and traditions. Her poetry collection, "Cantos del Norte" (Songs of the North), became a significant contribution to the preservation of Basque literature.

Throughout history, variations of the Isiordia name have been documented, such as Isiordía, Isiordi, and Isiorde. These variations likely emerged due to regional dialects and spelling preferences in different areas where the name was present.

Race and ethnic origin of people with the last name Isiordia

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

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

If you have a correction or suggestion to improve the history of Isiordia, 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!