2000
#128,797
National surname rank
Recorded bearers 122
First available Census row
Per 100,000 0.05
Very Rare Last name
Potenziani
An Italian surname derived from the Latin word "potentia" meaning power or might.
According to the 2020 US Census Bureau surname tables, roughly 131 Americans carry the last name Potenziani. That puts it at #146,495 in the national surname ranking, appearing at a frequency of 0.04 per 100,000 people (about 1 in 2,616,445 residents).
This page is the full Name Census profile for the Potenziani 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
131
1 in 2,616,445
Census rank
#146,495
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
114
very rare in the US
Popularity narrative
The Census Bureau recorded 114 bearers of the surname Potenziani in its 2020 decennial surname file. At a rate of 0.04 per 100,000 residents, it holds the 146495th position in the national surname ranking.
Among Census respondents with the surname Potenziani, the largest self-reported group is White at 95.6%. The next largest groups are Two or More Races (2.6%) and Black (0.9%).
Origin
Meaning and origin of Potenziani
The surname Potenziani originated in Italy, specifically in the region of Lazio, where it is believed to have first appeared sometime in the late medieval period, around the 13th or 14th century. It is derived from the Italian word "potenza," which means "power" or "strength," suggesting that the name may have been given to someone who was considered powerful or strong.
One of the earliest recorded instances of the name Potenziani can be found in the archives of the city of Rome, where a certain Giovanni Potenziani is mentioned as a merchant and landowner in the year 1327. This suggests that the family had already established itself as a prominent and influential presence in the region by that time.
The name Potenziani has also been linked to the town of Potenza, the capital city of the Basilicata region in Southern Italy. It is possible that the surname originated from this place name, either because the family hailed from that area or because they held lands or property there.
Throughout the centuries, several notable individuals have borne the surname Potenziani. One such figure was Francesco Potenziani (1599-1668), an Italian painter and architect who was active in Rome during the Baroque period. His works can be found in various churches and palaces throughout the city.
Another prominent Potenziani was Gaetano Potenziani (1719-1787), an Italian composer and music theorist who served as the maestro di cappella (chapel master) at St. Peter's Basilica in Vatican City. He was renowned for his sacred music compositions and his treatise on counterpoint.
In the 19th century, Filippo Potenziani (1834-1909) was a Italian politician and lawyer who served as a deputy in the Italian Parliament and was known for his advocacy of liberal and progressive reforms.
Moving forward in time, Mario Potenziani (1904-1980) was an Italian film producer and screenwriter who worked on several notable films during the Golden Age of Italian cinema, including "Bicycle Thieves" (1948) and "Umberto D." (1952).
Finally, Renato Potenziani (1928-2011) was a renowned Italian architect and urban planner who was responsible for designing several iconic buildings and public spaces in Rome and other Italian cities, including the Auditorium Parco della Musica concert hall complex.
Demographics
Ancestry and ethnicity for Potenziani
Among Census respondents with the surname Potenziani, the largest self-reported group is White at 95.6%. The next largest groups are Two or More Races (2.6%) and Black (0.9%).
The bar chart below shows how Potenziani 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 Potenziani surname at the time of the 2020 Census, not any inherent property of the name itself.
- White95.6% · 109
- Two or more races2.6% · 3
- Black or African American0.9% · 1
- Hispanic or Latino0.9% · 1
Timeline
Historical Census data for Potenziani
Potenziani 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
#131,379
National surname rank
Recorded bearers 129
+7 bearers (+5.7%)
Per 100,000 0.04
Rank movement Down 2,582 places
2020
#146,495
National surname rank
Recorded bearers 114
-15 bearers (-11.6%)
Per 100,000 0.04
Rank movement Down 15,116 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #128,797 | 122 | 0.05 | First available Census row | First available Census row |
| 2010 | #131,379 | 129 | 0.04 | +7 bearers (+5.7%) | Down 2,582 places |
| 2020 | #146,495 | 114 | 0.04 | -15 bearers (-11.6%) | Down 15,116 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 Potenziani 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 | #131,379 | #146,495 | -11.5% |
| Count | 129 | 114 | -11.6% |
| Per 100K | 0.04 | 0.04 | -4.6% |
Between the 2010 and 2020 Census, the number of Potenziani bearers went from 129 to 114 (-11.6% change). The surname moved down 15,116 positions in the national ranking, going from #131,379 to #146,495.
FAQ
Potenziani surname: questions and answers
How many people in the U.S. have the surname Potenziani?
Name Census estimates that about 131 living Americans carry the surname Potenziani. Using the current population baseline, that works out to roughly 1 in 2,616,445 residents.
How common is Potenziani?
Potenziani ranks #146,495 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 114 people with the surname Potenziani. That is different from the site's living-bearer estimate (131), 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 Potenziani.
Has Potenziani become more or less common over time?
Between 2010 and 2020, the surname Potenziani went from 129 recorded bearers to 114. That is a decrease of 15 (-11.6%). In the national ranking it fell from #131,379 to #146,495.
What does the Census say about the background of Potenziani?
Among Census respondents with the surname Potenziani, the largest self-reported group is White at 95.6%. The next largest groups are Two or More Races (2.6%) and Black (0.9%). 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 Potenziani in the 2020 Census, accounting for 95.6% (109 people in the source table).
What is the full ancestry breakdown?
Potenziani appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (95.6%), Two or More Races (2.6%), Black (0.9%). 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 Potenziani (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 Potenziani mean?
An Italian surname derived from the Latin word "potentia" meaning power or might. 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 Potenziani (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 people are called Potenziani?
For a quick modern take, check how many people have the surname Potenziani on our sister site HowManyOfMe.org.