2010
#153,769
National surname rank
Recorded bearers 106
First available Census row
Per 100,000 0.04
Very Rare Last name
Dinoso
A surname derived from the Italian word "noso" meaning "bold" or "brave."
According to the 2020 US Census Bureau surname tables, roughly 118 Americans carry the last name Dinoso. That puts it at #154,182 in the national surname ranking, appearing at a frequency of 0.03 per 100,000 people (about 1 in 2,904,698 residents).
This page is the full Name Census profile for the Dinoso 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
118
1 in 2,904,698
Census rank
#154,182
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
103
very rare in the US
Popularity narrative
The Census Bureau recorded 103 bearers of the surname Dinoso in its 2020 decennial surname file. At a rate of 0.03 per 100,000 residents, it holds the 154182nd position in the national surname ranking.
Among Census respondents with the surname Dinoso, the largest self-reported group is Asian/Pacific Islander at 83.5%. The next largest groups are Two or More Races (10.7%) and Hispanic (3.9%).
Origin
Meaning and origin of Dinoso
The surname DINOSO originated in Italy during the late 14th century. It is believed to have derived from the Latin word "Dinosus", meaning "powerful" or "mighty". Early records indicate that the name was initially concentrated in the regions of Tuscany and Umbria.
One of the earliest recorded mentions of the DINOSO surname can be found in a document from the city of Siena, dated 1387. This document refers to a nobleman named Guido DINOSO, who was a prominent figure in the local government at the time.
In the 15th century, the DINOSO name began to appear in various historical records across central Italy. Notable examples include Francesco DINOSO (1420-1492), a renowned scholar and theologian from Florence, and Lucrezia DINOSO (1452-1514), a noblewoman from Perugia who was known for her patronage of the arts.
During the Renaissance period, the DINOSO family gained considerable wealth and influence, particularly in the cities of Rome and Naples. One noteworthy member of the family was Cardinal Giovanni DINOSO (1508-1576), a powerful figure in the Catholic Church who played a significant role in the Council of Trent.
In the 17th century, the DINOSO surname began to spread beyond Italy, with some members of the family migrating to other parts of Europe. One such individual was Juan DINOSO (1622-1687), a Spanish military commander who served in the Thirty Years' War and later became the governor of Catalonia.
Another notable bearer of the DINOSO name was Maria DINOSO (1678-1745), a Portuguese poet and scholar who was highly regarded for her literary works during the Baroque period.
As the centuries progressed, the DINOSO surname continued to be found across various regions, with individuals of notable importance emerging in various fields. For example, Pietro DINOSO (1792-1867) was an Italian architect who designed several important buildings in Rome and Naples, while Emilio DINOSO (1848-1923) was a renowned Italian botanist and explorer who made significant contributions to the study of plant life in South America.
Demographics
Ancestry and ethnicity for Dinoso
Among Census respondents with the surname Dinoso, the largest self-reported group is Asian/Pacific Islander at 83.5%. The next largest groups are Two or More Races (10.7%) and Hispanic (3.9%).
The bar chart below shows how Dinoso 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 Dinoso surname at the time of the 2020 Census, not any inherent property of the name itself.
- Asian and Pacific Islander83.5% · 86
- Two or more races10.7% · 11
- Hispanic or Latino3.9% · 4
- White1.9% · 2
Timeline
Historical Census data for Dinoso
Dinoso 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
#154,182
National surname rank
Recorded bearers 103
-3 bearers (-2.8%)
Per 100,000 0.03
Rank movement Down 413 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2010 | #153,769 | 106 | 0.04 | First available Census row | First available Census row |
| 2020 | #154,182 | 103 | 0.03 | -3 bearers (-2.8%) | Down 413 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 Dinoso 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 | #153,769 | #154,182 | -0.3% |
| Count | 106 | 103 | -2.8% |
| Per 100K | 0.04 | 0.03 | -13.9% |
Between the 2010 and 2020 Census, the number of Dinoso bearers went from 106 to 103 (-2.8% change). The surname moved down 413 positions in the national ranking, going from #153,769 to #154,182.
FAQ
Dinoso surname: questions and answers
How many people in the U.S. have the surname Dinoso?
Name Census estimates that about 118 living Americans carry the surname Dinoso. Using the current population baseline, that works out to roughly 1 in 2,904,698 residents.
How common is Dinoso?
Dinoso ranks #154,182 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 103 people with the surname Dinoso. That is different from the site's living-bearer estimate (118), 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 Dinoso.
Has Dinoso become more or less common over time?
Between 2010 and 2020, the surname Dinoso went from 106 recorded bearers to 103. That is a decrease of 3 (-2.8%). In the national ranking it fell from #153,769 to #154,182.
What does the Census say about the background of Dinoso?
Among Census respondents with the surname Dinoso, the largest self-reported group is Asian/Pacific Islander at 83.5%. The next largest groups are Two or More Races (10.7%) and Hispanic (3.9%). 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?
Asian/Pacific Islander is the largest self-reported group for the surname Dinoso in the 2020 Census, accounting for 83.5% (86 people in the source table).
What is the full ancestry breakdown?
Dinoso appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are Asian/Pacific Islander (83.5%), Two or More Races (10.7%), Hispanic (3.9%). 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 Dinoso (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 Dinoso mean?
A surname derived from the Italian word "noso" meaning "bold" or "brave." 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 Dinoso (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 Americans have the surname Dinoso?
For a quick modern estimate, our sister site HowManyOfMe.org answers that in one glance, with the living-bearer count front and centre.