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

DeCasas, 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 DeCasas surname is from the 2010 census data.

Popularity of DeCasas in America

DeCasas is the 34835th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The DeCasas surname appeared 648 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 DeCasas.

We can also compare 2010 data for DeCasas 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 DeCasas

The surname DECASAS has its origins in Spain, dating back to the medieval period. It is believed to have derived from the Spanish phrase "de casas," which translates to "from houses" or "of houses." This suggests that the name may have referred to someone who lived in a notable or distinguished house or collection of houses.

During the Middle Ages, surnames emerged as a way to distinguish individuals and families, often reflecting their occupations, locations, or physical characteristics. The name DECASAS likely originated in a particular region of Spain where the bearer or their ancestors resided in a prominent dwelling or settlement.

While no specific historical references or records have been found directly mentioning the surname DECASAS, it is worth noting that many Spanish surnames were formed by adding the preposition "de" before a place name or descriptive term, as in the case of "de casas."

One of the earliest recorded individuals with the surname DECASAS was Juan de Casas, a Spanish explorer who accompanied Hernán Cortés during the conquest of Mexico in the 16th century. Another notable figure was Pedro de Casas, a Spanish soldier and author who served in the Spanish army during the Italian Wars in the late 15th and early 16th centuries.

In the 17th century, Cristóbal de Casas y Mendoza was a prominent Spanish theologian and scholar who authored several works on religious subjects. During the same period, Diego de Casas was a Spanish painter known for his religious artwork and portraits.

In the 19th century, Antonio de Casas y Aragorri was a Spanish politician and diplomat who served as the Minister of State (Prime Minister) of Spain from 1851 to 1852.

While the surname DECASAS is not as common as some other Spanish surnames, it has been carried by individuals throughout history, often reflecting their roots in various regions of Spain and their connection to notable residences or settlements.

Race and ethnic origin of people with the last name DeCasas

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

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

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

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