2000
#139,757
National surname rank
Recorded bearers 110
First available Census row
Per 100,000 0.04
Very Rare Last name
Dowgiallo
A Polish surname derived from a place name relating to small valleys or meadows.
According to the 2020 US Census Bureau surname tables, roughly 133 Americans carry the last name Dowgiallo. That puts it at #145,028 in the national surname ranking, appearing at a frequency of 0.04 per 100,000 people (about 1 in 2,577,100 residents).
This page is the full Name Census profile for the Dowgiallo 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
133
1 in 2,577,100
Census rank
#145,028
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
116
very rare in the US
Popularity narrative
The Census Bureau recorded 116 bearers of the surname Dowgiallo in its 2020 decennial surname file. At a rate of 0.04 per 100,000 residents, it holds the 145028th position in the national surname ranking.
Among Census respondents with the surname Dowgiallo, the largest self-reported group is White at 87.9%. The next largest groups are Two or More Races (6.9%) and Hispanic (2.6%).
Origin
Meaning and origin of Dowgiallo
The surname DOWGIALLO is of Polish origin, with its earliest records dating back to the 16th century. It is believed to have originated in the region of Silesia, which was historically a part of Poland but is now divided between Poland, Germany, and the Czech Republic. The name is likely derived from the Polish word "dąb," meaning "oak," and the Polish suffix "-iallo," which was commonly used to form surnames.
One of the earliest known references to the DOWGIALLO surname can be found in the records of the town of Wrocław (formerly known as Breslau), which was a major city in Silesia during the 16th century. These records mention a family with the surname DOWGIALLO residing in the city during that period.
In the 17th century, the DOWGIALLO surname began to spread across different regions of Poland. Historical records from that time show individuals with this surname living in cities such as Warsaw, Kraków, and Gdańsk (formerly known as Danzig).
One notable individual with the DOWGIALLO surname was Jan DOWGIALLO (1610-1678), a Polish nobleman and military commander who served in the Polish-Lithuanian Commonwealth during the 17th century. He was known for his participation in several military campaigns against the Swedish Empire and the Ottoman Empire.
Another prominent figure was Katarzyna DOWGIALLO (1718-1789), a Polish noblewoman and philanthropist who was widely admired for her charitable works and support of education. She founded several schools and orphanages in her home region of Silesia.
In the 19th century, the DOWGIALLO surname was also found in other parts of Europe, particularly in areas with large Polish immigrant populations. For instance, records from the late 1800s show individuals with the DOWGIALLO surname living in cities such as Berlin and Vienna.
One notable individual from this period was Józef DOWGIALLO (1824-1898), a Polish economist and political thinker who played a significant role in the development of economic thought in Poland. He was also a prominent figure in the Polish independence movement of the 19th century.
Another individual of note was Maria DOWGIALLO (1865-1932), a Polish painter and artist who was renowned for her landscape paintings and portraits. Her works were exhibited in various galleries across Europe during her lifetime.
While the DOWGIALLO surname originated in Poland, it has since spread to other parts of the world, particularly through immigration. However, the earliest and most significant historical records of this surname can be traced back to its Polish roots and the regions of Silesia and other parts of Poland where it first emerged.
Demographics
Ancestry and ethnicity for Dowgiallo
Among Census respondents with the surname Dowgiallo, the largest self-reported group is White at 87.9%. The next largest groups are Two or More Races (6.9%) and Hispanic (2.6%).
The bar chart below shows how Dowgiallo 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 Dowgiallo surname at the time of the 2020 Census, not any inherent property of the name itself.
- White87.9% · 102
- Two or more races6.9% · 8
- Hispanic or Latino2.6% · 3
- Asian and Pacific Islander2.6% · 3
Timeline
Historical Census data for Dowgiallo
Dowgiallo 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
#145,220
National surname rank
Recorded bearers 114
+4 bearers (+3.6%)
Per 100,000 0.04
Rank movement Down 5,463 places
2020
#145,028
National surname rank
Recorded bearers 116
+2 bearers (+1.8%)
Per 100,000 0.04
Rank movement Up 192 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #139,757 | 110 | 0.04 | First available Census row | First available Census row |
| 2010 | #145,220 | 114 | 0.04 | +4 bearers (+3.6%) | Down 5,463 places |
| 2020 | #145,028 | 116 | 0.04 | +2 bearers (+1.8%) | Up 192 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 Dowgiallo 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 | #145,220 | #145,028 | 0.1% |
| Count | 114 | 116 | 1.8% |
| Per 100K | 0.04 | 0.04 | -3.0% |
Between the 2010 and 2020 Census, the number of Dowgiallo bearers went from 114 to 116 (+1.8% change). The surname moved up 192 positions in the national ranking, going from #145,220 to #145,028.
FAQ
Dowgiallo surname: questions and answers
How many people in the U.S. have the surname Dowgiallo?
Name Census estimates that about 133 living Americans carry the surname Dowgiallo. Using the current population baseline, that works out to roughly 1 in 2,577,100 residents.
How common is Dowgiallo?
Dowgiallo ranks #145,028 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 116 people with the surname Dowgiallo. That is different from the site's living-bearer estimate (133), 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 Dowgiallo.
Has Dowgiallo become more or less common over time?
Between 2010 and 2020, the surname Dowgiallo went from 114 recorded bearers to 116. That is an increase of 2 (+1.8%). In the national ranking it rose from #145,220 to #145,028.
What does the Census say about the background of Dowgiallo?
Among Census respondents with the surname Dowgiallo, the largest self-reported group is White at 87.9%. The next largest groups are Two or More Races (6.9%) 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 Dowgiallo in the 2020 Census, accounting for 87.9% (102 people in the source table).
What is the full ancestry breakdown?
Dowgiallo appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (87.9%), Two or More Races (6.9%), 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 Dowgiallo (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 Dowgiallo mean?
A Polish surname derived from a place name relating to small valleys or meadows. 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 Dowgiallo (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 have the surname Dowgiallo?
For a quick modern estimate, our sister site HowManyOfMe.org answers that in one glance, with the living-bearer count front and centre.