2010
#151,532
National surname rank
Recorded bearers 108
First available Census row
Per 100,000 0.04
Very Rare Last name
Azzollini
An Italian surname indicating geographic origin or residence near Azzolino, Italy.
According to the 2020 US Census Bureau surname tables, roughly 122 Americans carry the last name Azzollini. That puts it at #152,339 in the national surname ranking, appearing at a frequency of 0.04 per 100,000 people (about 1 in 2,809,462 residents).
This page is the full Name Census profile for the Azzollini surname. You will find the Census Bureau frequency data, a multi-census history view, an ancestry and ethnicity breakdown based on self-reported demographics, the name's meaning and origin where available, and answers to the most common questions people ask about this surname.
Bearers in the US
122
1 in 2,809,462
Census rank
#152,339
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
106
very rare in the US
Popularity narrative
The Census Bureau recorded 106 bearers of the surname Azzollini in its 2020 decennial surname file. At a rate of 0.04 per 100,000 residents, it holds the 152339th position in the national surname ranking.
Among Census respondents with the surname Azzollini, the largest self-reported group is White at 94.3%. The next largest groups are Hispanic (2.8%) and Two or More Races (1.9%).
Origin
Meaning and origin of Azzollini
The surname AZZOLLINI originated in Italy, specifically in the region of Tuscany. Its roots can be traced back to the 13th century, when it was likely derived from the Italian word "azzollare," meaning "to nourish" or "to sustain." This suggests that the name may have originally been associated with individuals involved in agriculture or food production.
One of the earliest recorded mentions of the AZZOLLINI surname can be found in the archives of the city of Siena, dated to the late 14th century. These records document a family by the name of Azzollini residing in the area during that time period. It is believed that the name may have originally been spelled with variations such as "Azzolini" or "Azolini."
In the 16th century, the AZZOLLINI name gained prominence in the city of Florence, where members of the family were documented as successful merchants and bankers. One notable figure from this era was Gian Battista Azzollini (1537-1612), a influential banker and patron of the arts, who commissioned several works from renowned artists of the time.
The name AZZOLLINI also appears in historical records from other regions of Italy, indicating that the family had spread throughout the country over the centuries. For instance, in the 18th century, a branch of the family was documented in the city of Naples, where they were involved in the production of fine ceramics and pottery.
Another notable figure bearing the AZZOLLINI surname was Pietro Azzollini (1829-1901), a prominent Italian lawyer and politician from the region of Lombardy. He served as a member of the Italian Parliament and was instrumental in the drafting of several important legal reforms during the unification of Italy.
Throughout history, the AZZOLLINI name has been associated with various professions and fields, including banking, art patronage, politics, and law. While its origins can be traced back to the agricultural roots of medieval Tuscany, the name has left its mark across different regions of Italy and gained recognition in various spheres of society over the centuries.
Demographics
Ancestry and ethnicity for Azzollini
Among Census respondents with the surname Azzollini, the largest self-reported group is White at 94.3%. The next largest groups are Hispanic (2.8%) and Two or More Races (1.9%).
The bar chart below shows how Azzollini bearers described their own race and ethnicity on the 2020 Census form. The Census Bureau groups responses into six broad categories: White, Black or African American, Hispanic or Latino, Asian and Pacific Islander, American Indian and Alaska Native, and Two or More Races. When a category has too few respondents for a given surname, the Bureau suppresses the figure to protect individual privacy, which is why some names show fewer than six slices.
Percentages are shown for every Census year so the breakdown stays comparable over time. When the source file also includes raw headcounts, Name Census shows those alongside the percentages in the legend.
Keep in mind that these are self-reported numbers. A person's surname does not determine their race or ethnicity, and the distribution you see here reflects the specific population who happened to carry the Azzollini surname at the time of the 2020 Census, not any inherent property of the name itself.
- White94.3% · 100
- Hispanic or Latino2.8% · 3
- Two or more races1.9% · 2
- Asian and Pacific Islander0.9% · 1
Timeline
Historical Census data for Azzollini
Azzollini appears in 2 published Census surname files: 2010, 2020. The cards below show how the name's rank and bearer count changed across each release.
2020
#152,339
National surname rank
Recorded bearers 106
-2 bearers (-1.9%)
Per 100,000 0.04
Rank movement Down 807 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2010 | #151,532 | 108 | 0.04 | First available Census row | First available Census row |
| 2020 | #152,339 | 106 | 0.04 | -2 bearers (-1.9%) | Down 807 places |
For 2020, the Census Bureau published race and Hispanic-origin columns as counts rather than percentages. Name Census converts those counts back into shares so the ancestry section stays comparable with the older surname files.
Year on year
2010 vs 2020 Census
How has the Azzollini surname changed between Census years? The chart shows bearer count side by side, and the table compares rank, count, and frequency.
Census year comparison
20102020
| Metric | 2010 | 2020 | Change |
|---|---|---|---|
| Rank | #151,532 | #152,339 | -0.5% |
| Count | 108 | 106 | -1.9% |
| Per 100K | 0.04 | 0.04 | -11.3% |
Between the 2010 and 2020 Census, the number of Azzollini bearers went from 108 to 106 (-1.9% change). The surname moved down 807 positions in the national ranking, going from #151,532 to #152,339.
FAQ
Azzollini surname: questions and answers
How many people in the U.S. have the surname Azzollini?
Name Census estimates that about 122 living Americans carry the surname Azzollini. Using the current population baseline, that works out to roughly 1 in 2,809,462 residents.
How common is Azzollini?
Azzollini ranks #152,339 in the 2020 Census surname tables and is classified on this site as "Very Rare." The Census recorded the name at a frequency of 0.04 per 100,000 residents, which is about 0 people out of every 100,000.
How many people with this surname were counted in the Census?
The raw 2020 Census file counted 106 people with the surname Azzollini. That is different from the site's living-bearer estimate (122), which projects the surname's present-day count by applying the Census frequency rate to the current U.S. population.
What does 0.04 per 100,000 actually mean?
It is the Census Bureau's normalized frequency measure. A rate of 0.04 per 100,000 means that if you picked a random group of 100,000 U.S. residents, you would expect about 0 of them to have the surname Azzollini.
Has Azzollini become more or less common over time?
Between 2010 and 2020, the surname Azzollini went from 108 recorded bearers to 106. That is a decrease of 2 (-1.9%). In the national ranking it fell from #151,532 to #152,339.
What does the Census say about the background of Azzollini?
Among Census respondents with the surname Azzollini, the largest self-reported group is White at 94.3%. The next largest groups are Hispanic (2.8%) and Two or More Races (1.9%). These figures come from the 2020 Census Bureau surname tables, based on how respondents described their own race and ethnicity.
Which group reports this surname most often?
White is the largest self-reported group for the surname Azzollini in the 2020 Census, accounting for 94.3% (100 people in the source table).
What is the full ancestry breakdown?
Azzollini appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (94.3%), Hispanic (2.8%), Two or More Races (1.9%). For 2020, the source file also published raw headcounts for each group, which is why this page can show both percentages and counts in the ancestry section.
Is this page using the latest Census data?
Yes. This page is using the latest surname file currently loaded on Name Census, which is 2020. The historical section above also keeps any older Census surname entries we have for Azzollini (2010, 2020).
Does the Census include every surname?
No. The Census Bureau only publishes surnames that appeared at least 100 times in a given decennial Census. That means very rare surnames are excluded entirely, and a surname can appear in one Census release but disappear from a later one if it falls below the reporting threshold.
Why don't the ancestry percentages always add up to exactly 100%?
There are two main reasons: rounding and suppression. The Census Bureau rounds published values, and it may suppress very small cells to protect privacy. For 2020, the Bureau also published raw group counts rather than direct percentages, so Name Census converts those counts back into shares for comparability across census years.
What does Azzollini mean?
An Italian surname indicating geographic origin or residence near Azzolino, Italy. The fuller origin note on this page goes into more detail.
Where does the surname data come from?
All surname statistics on Name Census are drawn from the US Census Bureau's decennial surname frequency tables. These files list every surname that appeared 100 or more times in the 2020 Census, along with a count, a per-100,000 rate, and a self-reported demographic breakdown. You can read the full explanation on our methodology page.
How does Name Census estimate living bearers?
For surnames, Name Census does not age cohorts the way it does for first names. Instead, it takes the Census Bureau's published frequency for Azzollini (0.04 per 100,000) and applies that rate to the current U.S. resident population to estimate how many living Americans have the surname today.
How many Americans have the surname Azzollini?
For a quick modern estimate, our sister site HowManyOfMe.org answers that in one glance, with the living-bearer count front and centre.