2000
#127,186
National surname rank
Recorded bearers 124
First available Census row
Per 100,000 0.05
Very Rare Last name
Bartoni
Italian surname denoting a person from Barto, or translating to "son of Barto".
According to the 2020 US Census Bureau surname tables, roughly 119 Americans carry the last name Bartoni. That puts it at #153,590 in the national surname ranking, appearing at a frequency of 0.03 per 100,000 people (about 1 in 2,880,289 residents).
This page is the full Name Census profile for the Bartoni 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
119
1 in 2,880,289
Census rank
#153,590
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
104
very rare in the US
Popularity narrative
The Census Bureau recorded 104 bearers of the surname Bartoni in its 2020 decennial surname file. At a rate of 0.03 per 100,000 residents, it holds the 153590th position in the national surname ranking.
Among Census respondents with the surname Bartoni, the largest self-reported group is White at 84.6%. The next largest groups are Hispanic (13.5%) and Asian/Pacific Islander (1.0%).
Origin
Meaning and origin of Bartoni
The surname BARTONI is of Italian origin, tracing its roots back to the medieval period. It is believed to have originated in the northern regions of Italy, particularly in the areas around Milan and Venice.
One theory suggests that the name BARTONI is derived from the Italian word "barto," which means "to barter" or "to trade." This indicates that the earliest bearers of this surname may have been merchants or traders involved in the bustling commercial activities of the medieval Italian city-states.
Another possible origin of the name BARTONI is that it is a patronymic form, derived from the personal name "Barto," which is a shortened version of the name "Bartolomeo." Patronymic surnames were common in Italy during the Middle Ages, often indicating the name of the father or an ancestor.
Some of the earliest recorded instances of the BARTONI surname can be found in historical documents from the 13th and 14th centuries. For example, a certain Guglielmo BARTONI is mentioned in a Venetian document from 1287, while a Niccolò BARTONI appears in a Milanese record from 1348.
The BARTONI surname has also been associated with several notable individuals throughout history. One prominent figure was Francesco BARTONI, a renowned Renaissance sculptor and architect who lived in Florence during the 15th century (1435-1497). His works adorned churches and palaces across Italy, showcasing his exceptional talent in marble and stone carving.
Another notable bearer of the BARTONI name was Giovanni BARTONI, a 16th-century Italian poet and humanist (1510-1572). He was well-respected in literary circles and served as a tutor to the children of noble families in Venice.
In the 18th century, Pietro BARTONI (1717-1789) was a celebrated Italian mathematician and astronomer. He made significant contributions to the study of celestial mechanics and held prestigious positions at the University of Bologna and the Astronomical Observatory of Milan.
The BARTONI surname can also be found in historical records from other parts of Italy, such as the town of Bartonia, located in the Marche region. This place name is believed to be derived from the same root as the surname, suggesting a potential link between the two.
It is worth noting that variations in spelling, such as BARTONE, BARTONUS, and BARTONII, can be found in ancient documents, reflecting the fluid nature of surname spelling during the medieval and Renaissance periods.
Demographics
Ancestry and ethnicity for Bartoni
Among Census respondents with the surname Bartoni, the largest self-reported group is White at 84.6%. The next largest groups are Hispanic (13.5%) and Asian/Pacific Islander (1.0%).
The bar chart below shows how Bartoni 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 Bartoni surname at the time of the 2020 Census, not any inherent property of the name itself.
- White84.6% · 88
- Hispanic or Latino13.5% · 14
- Asian and Pacific Islander1.0% · 1
- American Indian and Alaska Native1.0% · 1
Timeline
Historical Census data for Bartoni
Bartoni appears in 3 published Census surname files: 2000, 2010, 2020. The cards below show how the name's rank and bearer count changed across each release.
2010
#148,347
National surname rank
Recorded bearers 111
-13 bearers (-10.5%)
Per 100,000 0.04
Rank movement Down 21,161 places
2020
#153,590
National surname rank
Recorded bearers 104
-7 bearers (-6.3%)
Per 100,000 0.03
Rank movement Down 5,243 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #127,186 | 124 | 0.05 | First available Census row | First available Census row |
| 2010 | #148,347 | 111 | 0.04 | -13 bearers (-10.5%) | Down 21,161 places |
| 2020 | #153,590 | 104 | 0.03 | -7 bearers (-6.3%) | Down 5,243 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 Bartoni 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 | #148,347 | #153,590 | -3.5% |
| Count | 111 | 104 | -6.3% |
| Per 100K | 0.04 | 0.03 | -13.0% |
Between the 2010 and 2020 Census, the number of Bartoni bearers went from 111 to 104 (-6.3% change). The surname moved down 5,243 positions in the national ranking, going from #148,347 to #153,590.
FAQ
Bartoni surname: questions and answers
How many people in the U.S. have the surname Bartoni?
Name Census estimates that about 119 living Americans carry the surname Bartoni. Using the current population baseline, that works out to roughly 1 in 2,880,289 residents.
How common is Bartoni?
Bartoni ranks #153,590 in the 2020 Census surname tables and is classified on this site as "Very Rare." The Census recorded the name at a frequency of 0.03 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 104 people with the surname Bartoni. That is different from the site's living-bearer estimate (119), which projects the surname's present-day count by applying the Census frequency rate to the current U.S. population.
What does 0.03 per 100,000 actually mean?
It is the Census Bureau's normalized frequency measure. A rate of 0.03 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 Bartoni.
Has Bartoni become more or less common over time?
Between 2010 and 2020, the surname Bartoni went from 111 recorded bearers to 104. That is a decrease of 7 (-6.3%). In the national ranking it fell from #148,347 to #153,590.
What does the Census say about the background of Bartoni?
Among Census respondents with the surname Bartoni, the largest self-reported group is White at 84.6%. The next largest groups are Hispanic (13.5%) and Asian/Pacific Islander (1.0%). 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 Bartoni in the 2020 Census, accounting for 84.6% (88 people in the source table).
What is the full ancestry breakdown?
Bartoni appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (84.6%), Hispanic (13.5%), Asian/Pacific Islander (1.0%). 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 Bartoni (2000, 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 Bartoni mean?
Italian surname denoting a person from Barto, or translating to "son of Barto". 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 Bartoni (0.03 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 people are called Bartoni?
Want to know how common the surname Bartoni is? HowManyOfMe.org, our sister site, puts the living-bearer count front and centre.