Find out how popular the last name DiIulio is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named DiIulio.
An Italian surname derived from the given name "Giulio," meaning "youthful."
DiIulio, 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 DiIulio surname is from the 2010 census data.
DiIulio is the 99378th most popular name in America based on the data we have collected from the U.S. Census Bureau.
The DiIulio surname appeared 182 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 DiIulio.
We can also compare 2010 data for DiIulio 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 | 99378 | 137816 | -32.41% |
Count | 182 | 112 | 47.62% |
Proportion per 100k | 0.06 | 0.04 | 40.00% |
The surname DIIULIO is of Italian origin and can be traced back to the late medieval period, around the 13th or 14th century. It is believed to have originated from the northern Italian region of Lombardy, particularly in the areas around the city of Milan. The name is derived from the Latin phrase "de Iulio," which translates to "of Julius" or "son of Julius," suggesting a possible connection to the ancient Roman family name Iulius.
One of the earliest recorded instances of the DIIULIO surname can be found in a 14th-century document from the Milanese archives, where a certain Girolamo DIIULIO was mentioned as a landowner in the vicinity of Milan. This suggests that the family may have had a prominent presence in the region during that period.
In the 15th century, the DIIULIO name appeared in several records from the city of Pavia, located just south of Milan. These documents mention individuals such as Pietro DIIULIO, a merchant who traded in silk and spices, and Matteo DIIULIO, a respected lawyer and advisor to the local nobility.
During the Renaissance period, the DIIULIO family produced several notable figures, including Giovan Battista DIIULIO (1492-1567), a renowned sculptor and architect who contributed to the design of several churches and palaces in Milan and its surrounding areas. Another notable DIIULIO was Francesco (1521-1589), a celebrated poet and playwright whose works were widely performed in the courts of northern Italy.
In the 17th century, the DIIULIO name gained further prominence with the birth of Cesare DIIULIO (1608-1681), a highly regarded military commander who served in the armies of the Duchy of Milan. His exploits during the Thirty Years' War earned him the nickname "the Lion of Lombardy."
The 18th century saw the rise of Giovanni DIIULIO (1745-1819), a prominent scholar and linguist who made significant contributions to the study of ancient Greek and Latin languages. His extensive works on classical literature were widely acclaimed throughout Europe.
As the DIIULIO family spread beyond the borders of northern Italy, they left their mark in various fields. One notable figure was Antonio DIIULIO (1879-1942), an Italian-American sculptor who gained recognition for his monumental works adorning public spaces in cities like New York and Chicago.
We also have some data on the ancestry of people with the surname DiIulio.
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:
For the most recent 2010 census data, the race/ethnic origin breakdown for DiIulio was:
Race/Ethnicity | Percentage | Total Occurrences |
---|---|---|
Non-Hispanic White Only | 93.96% | 171 |
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 | (S)% | (S) |
Hispanic Origin | 5.49% | 10 |
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 DiIulio has changed in the 10 years between the two census surveys.
2010 | 2000 | Change (%) | |
---|---|---|---|
White | 93.96% | 95.54% | -1.67% |
Black | (S)% | 0.00% | (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 | (S)% | 0.00% | (S)% |
Hispanic | 5.49% | 4.46% | 20.70% |
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 DiIulio was researched and written by our team of onomatology and genealogy experts.
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<a href="http://namecensus.com/last-names/diiulio-surname-popularity/">DiIulio last name popularity, history, and meaning</a>
"DiIulio last name popularity, history, and meaning". NameCensus.com. Accessed on May 15, 2025. http://namecensus.com/last-names/diiulio-surname-popularity/.
"DiIulio last name popularity, history, and meaning". NameCensus.com, http://namecensus.com/last-names/diiulio-surname-popularity/. Accessed 15 May, 2025
DiIulio last name popularity, history, and meaning. NameCensus.com. Retrieved from http://namecensus.com/last-names/diiulio-surname-popularity/.
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