2000
#144,908
National surname rank
Recorded bearers 105
First available Census row
Per 100,000 0.04
Very Rare Last name
Delsavio
From the region of Savio in Italy, indicating origin from that place.
According to the 2020 US Census Bureau surname tables, roughly 131 Americans carry the last name Delsavio. 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 Delsavio 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 Delsavio 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 Delsavio, the largest self-reported group is White at 93.0%. The next largest groups are Two or More Races (3.5%) and Hispanic (2.6%).
Origin
Meaning and origin of Delsavio
The surname DELSAVIO is of Italian origin, deriving from the personal name Savio, which itself stems from the Latin word "savius" meaning "wise" or "prudent." The prefix "del" translates to "of" or "from" in Italian, indicating that the name likely originated as a locational surname, referring to a person from a place named Savio.
The earliest known recorded instances of the surname DELSAVIO can be traced back to the 14th century in the regions of Piedmont and Lombardy, located in northern Italy. In particular, the name appears in historical documents from the city of Milan, suggesting a possible connection to that area.
One notable early bearer of the DELSAVIO surname was Giovanni Delsavio, a renowned scholar and philosopher who lived in the 15th century. Born in the town of Pavia in 1423, Giovanni Delsavio gained recognition for his writings on ethics and moral philosophy, contributing significantly to the intellectual discourse of his time.
In the 16th century, the DELSAVIO name gained further prominence with the birth of Lucrezia Delsavio in 1547. Lucrezia was a skilled artist and painter, known for her exquisite portraits and religious works. Her paintings can still be admired in various churches and museums throughout Italy.
The 17th century saw the rise of Pietro Delsavio, a distinguished architect and engineer from Milan. Born in 1612, Pietro's most notable contribution was the design and construction of the magnificent Palazzo Delsavio, a grand residence that still stands as a testament to his architectural genius.
Another notable figure was Girolamo Delsavio, a military leader who lived during the 18th century. Born in 1734 in the town of Alessandria, Girolamo rose through the ranks of the Piedmontese army, earning a reputation as a skilled strategist and courageous commander.
In the 19th century, the DELSAVIO name was carried forward by Antonio Delsavio, a renowned Italian poet and author. Born in 1819 in the city of Turin, Antonio's works gained widespread acclaim for their beautiful prose and exploration of human emotions, solidifying his place in the literary canon of his era.
While the DELSAVIO surname has its roots in northern Italy, over the centuries, it has spread to other regions and countries, carried by individuals and families seeking new opportunities or fleeing from conflicts and hardships. Today, the name DELSAVIO can be found across various parts of the world, a testament to the rich history and resilience of its bearers.
Demographics
Ancestry and ethnicity for Delsavio
Among Census respondents with the surname Delsavio, the largest self-reported group is White at 93.0%. The next largest groups are Two or More Races (3.5%) and Hispanic (2.6%).
The bar chart below shows how Delsavio 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 Delsavio surname at the time of the 2020 Census, not any inherent property of the name itself.
- White93.0% · 106
- Two or more races3.5% · 4
- Hispanic or Latino2.6% · 3
- Asian and Pacific Islander0.9% · 1
Timeline
Historical Census data for Delsavio
Delsavio 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
#146,201
National surname rank
Recorded bearers 113
+8 bearers (+7.6%)
Per 100,000 0.04
Rank movement Down 1,293 places
2020
#146,495
National surname rank
Recorded bearers 114
+1 bearers (+0.9%)
Per 100,000 0.04
Rank movement Down 294 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #144,908 | 105 | 0.04 | First available Census row | First available Census row |
| 2010 | #146,201 | 113 | 0.04 | +8 bearers (+7.6%) | Down 1,293 places |
| 2020 | #146,495 | 114 | 0.04 | +1 bearers (+0.9%) | Down 294 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 Delsavio 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 | #146,201 | #146,495 | -0.2% |
| Count | 113 | 114 | 0.9% |
| Per 100K | 0.04 | 0.04 | -4.6% |
Between the 2010 and 2020 Census, the number of Delsavio bearers went from 113 to 114 (+0.9% change). The surname moved down 294 positions in the national ranking, going from #146,201 to #146,495.
FAQ
Delsavio surname: questions and answers
How many people in the U.S. have the surname Delsavio?
Name Census estimates that about 131 living Americans carry the surname Delsavio. Using the current population baseline, that works out to roughly 1 in 2,616,445 residents.
How common is Delsavio?
Delsavio 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 Delsavio. 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 Delsavio.
Has Delsavio become more or less common over time?
Between 2010 and 2020, the surname Delsavio went from 113 recorded bearers to 114. That is an increase of 1 (+0.9%). In the national ranking it fell from #146,201 to #146,495.
What does the Census say about the background of Delsavio?
Among Census respondents with the surname Delsavio, the largest self-reported group is White at 93.0%. The next largest groups are Two or More Races (3.5%) and Hispanic (2.6%). 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 Delsavio in the 2020 Census, accounting for 93.0% (106 people in the source table).
What is the full ancestry breakdown?
Delsavio appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (93.0%), Two or More Races (3.5%), Hispanic (2.6%). 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 Delsavio (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 Delsavio mean?
From the region of Savio in Italy, indicating origin from that place. 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 Delsavio (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 Delsavio?
For a quick modern take, check how many Americans have the surname Delsavio on our sister site HowManyOfMe.org.