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

DeLaossa, 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 DeLaossa surname is from the 2010 census data.

Popularity of DeLaossa in America

DeLaossa is the 50106th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The DeLaossa surname appeared 418 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 DeLaossa.

We can also compare 2010 data for DeLaossa 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 DeLaossa

The surname DELAOSSA originated in Spain during the medieval period, likely around the 12th or 13th century. It is believed to have derived from a combination of the Spanish words "de la" meaning "from the" and "ossa" which translates to "bear." This suggests that the name may have been initially given to someone who lived near or in an area associated with bears.

One of the earliest recorded instances of the DELAOSSA name can be found in the Libro de las Behetrías, a historical document from the 14th century that cataloged noble families and their landholdings. The entry mentions a certain "Juan Delaossa" who owned properties in the region of Castile.

In the 15th century, a notable figure named Pedro Delaossa served as a military commander during the Reconquista, the campaign to expel the Moors from the Iberian Peninsula. His exploits were documented in various chronicles of the time.

During the Age of Exploration in the 16th century, a man named Diego Delaossa was among the Spanish conquistadors who accompanied Hernán Cortés on his conquest of the Aztec Empire in Mexico. His name appears in several accounts of the expedition.

Another prominent individual with the DELAOSSA surname was María Delaossa, a 17th-century poet and playwright from Seville, Spain. Her works were widely acclaimed and performed in the royal court of King Philip IV.

In the 18th century, a renowned scientist and naturalist named Juan Delaossa made significant contributions to the field of botany. He traveled extensively throughout the Spanish colonies in the Americas, documenting and cataloging numerous plant species.

As the DELAOSSA name spread beyond Spain, it underwent various spelling variations, such as De la Ossa, Delaosa, and De la Hossa, reflecting the regional linguistic differences and dialects of the areas where it took root.

Race and ethnic origin of people with the last name DeLaossa

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

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

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

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