DeJulia last name popularity, history, and meaning

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

Meaning of DeJulia

A surname referring to someone from the town of Giulia in Italy.

DeJulia, 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 DeJulia surname is from the 2010 census data.

Popularity of DeJulia in America

DeJulia is the 116201st most popular name in America based on the data we have collected from the U.S. Census Bureau.

The DeJulia surname appeared 150 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 DeJulia.

We can also compare 2010 data for DeJulia 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.

2010 2000 Change (%)
Rank 116201 118236 -1.74%
Count 150 136 9.79%
Proportion per 100k 0.05 0.05 0.00%

The history of the last name DeJulia

The surname DEJULIA has its origins in Italy, with the earliest records dating back to the 13th century. It is believed to have originated from the Latin name "Julius" or "Julia," which was a common Roman name derived from the ancient Roman family name "Iulius." This family name was associated with the legendary founder of Rome, Romulus, whose descendants were known as the Julii.

In the Middle Ages, many Italian surnames were derived from personal names, often with the addition of the preposition "de" or "di," which means "from" or "of." The name DEJULIA likely evolved from the combination of "de" and "Julia," indicating a connection to the ancient Roman name or a place associated with it.

One of the earliest recorded instances of the name DEJULIA can be found in the historical records of the city of Genoa, where a family bearing this surname was mentioned in documents dating back to the late 13th century. In these records, the name was sometimes spelled as "De Julia" or "De Giulia."

During the Renaissance period, several notable individuals bore the surname DEJULIA. One of them was Francesco DEJULIA, a prominent architect and engineer from Venice who lived in the 15th century. He was commissioned to design and oversee the construction of several important buildings, including the iconic Rialto Bridge, which spans the Grand Canal in Venice.

Another individual of note was Girolamo DEJULIA, a 16th-century Italian mathematician and astronomer from Naples. He made significant contributions to the field of celestial mechanics and is known for his work on the motion of comets and the calculation of planetary orbits.

In the 17th century, a branch of the DEJULIA family settled in the region of Calabria, in southern Italy. One of their descendants, Pietro DEJULIA, born in 1685, became a renowned philosopher and theologian. He authored several influential works on ethics and moral philosophy, which were widely studied in universities across Europe.

During the 19th century, the name DEJULIA gained recognition through the work of Vincenzo DEJULIA, a prominent Italian painter and sculptor. Born in 1837 in Naples, he is best known for his stunning frescoes and bas-reliefs adorning many churches and public buildings throughout Italy.

Over the centuries, the DEJULIA surname has traveled beyond the borders of Italy, with descendants settling in various parts of the world. However, its rich historical roots can be traced back to the ancient Roman name Julia and the influential families who bore this name in the earlier periods of Italian history.

Race and ethnic origin of people with the last name DeJulia

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

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 DeJulia was:

Race/Ethnicity Percentage Total Occurrences
Non-Hispanic White Only 98.00% 147
Non-Hispanic Black Only (S)% (S)
Non-Hispanic Asian and Pacific Islander Only 0.00% 0
Non-Hispanic American Indian and Alaskan Native 0.00% 0
Non-Hispanic of Two or More Races 0.00% 0
Hispanic Origin (S)% (S)

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 DeJulia has changed in the 10 years between the two census surveys.

2010 2000 Change (%)
White 98.00% 94.12% 4.04%
Black (S)% (S)% (S)%
Asian and Pacific Islander 0.00% 0.00% 0.00%
American Indian and Alaskan Native 0.00% 0.00% 0.00%
Two or More Races 0.00% (S)% (S)%
Hispanic (S)% 3.68% (S)%

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

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

"DeJulia last name popularity, history, and meaning". NameCensus.com. Accessed on September 12, 2025. http://namecensus.com/last-names/dejulia-surname-popularity/.

"DeJulia last name popularity, history, and meaning". NameCensus.com, http://namecensus.com/last-names/dejulia-surname-popularity/. Accessed 12 September, 2025

DeJulia last name popularity, history, and meaning. NameCensus.com. Retrieved from http://namecensus.com/last-names/dejulia-surname-popularity/.

Search for a name

Search for a first or last name to learn more about its origin, meaning, and more.

Simple as that.