2000
#91,404
National surname rank
Recorded bearers 187
First available Census row
Per 100,000 0.07
Very Rare Last name
Bartoszewicz
A Polonized form of a Belarusian locational surname referring to someone from a place called Bartoszewicze.
According to the 2020 US Census Bureau surname tables, roughly 190 Americans carry the last name Bartoszewicz. That puts it at #112,515 in the national surname ranking, appearing at a frequency of 0.06 per 100,000 people (about 1 in 1,803,970 residents).
This page is the full Name Census profile for the Bartoszewicz 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
190
1 in 1,803,970
Census rank
#112,515
2020 decennial data
Per 100,000
0.1
Frequency rate
Recorded bearers
166
very rare in the US
Popularity narrative
The Census Bureau recorded 166 bearers of the surname Bartoszewicz in its 2020 decennial surname file. At a rate of 0.06 per 100,000 residents, it holds the 112515th position in the national surname ranking.
Among Census respondents with the surname Bartoszewicz, the largest self-reported group is White at 92.2%. The next largest groups are Two or More Races (3.6%) and Hispanic (1.8%).
Origin
Meaning and origin of Bartoszewicz
The surname BARTOSZEWICZ originated in Poland and can be traced back to the 16th century. It is a Polish patronymic surname derived from the personal name Bartosz, which is a Polish form of the biblical name Bartholomew. The suffix "-ewicz" or "-owicz" was commonly added to Polish surnames to indicate "son of."
BARTOSZEWICZ is believed to have originated in the regions of Masovia and Podlasie in central-eastern Poland. Early records show variations in the spelling, such as Bartoszewic, Bartoszewicius, and Bartoszewitz. The surname may also have been influenced by the Polish word "bartosz," which referred to a type of beekeeper or honey trader.
One of the earliest known references to the surname BARTOSZEWICZ can be found in the "Metryka Koronna," a collection of official documents and court records from the Polish-Lithuanian Commonwealth, dating back to the late 16th century. There are also mentions of individuals with the surname in various parish records and land registers from the 17th and 18th centuries.
Notable individuals with the surname BARTOSZEWICZ include:
1. Józef Bartoszewicz (1764-1831), a Polish writer, historian, and translator who authored several works on Polish history and literature.
2. Julian Bartoszewicz (1821-1870), a Polish historian and writer, best known for his multi-volume work "History of the Lithuanian Duchy."
3. Kazimierz Bartoszewicz (1852-1930), a Polish lawyer, journalist, and political activist who advocated for Polish independence.
4. Władysław Bartoszewicz (1855-1939), a Polish engineer and architect who designed several notable buildings in Warsaw, including the Warsaw Philharmonic.
5. Łukasz Bartoszewicz (born 1985), a Polish volleyball player who has represented Poland in international competitions and played professionally in various European leagues.
The surname BARTOSZEWICZ has been found in historical records from various regions of Poland, including Masovia, Podlasie, Lublin, and the former Grand Duchy of Lithuania. It was also carried by Polish emigrants to other parts of Europe and the Americas, particularly in the late 19th and early 20th centuries.
Demographics
Ancestry and ethnicity for Bartoszewicz
Among Census respondents with the surname Bartoszewicz, the largest self-reported group is White at 92.2%. The next largest groups are Two or More Races (3.6%) and Hispanic (1.8%).
The bar chart below shows how Bartoszewicz 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 Bartoszewicz surname at the time of the 2020 Census, not any inherent property of the name itself.
- White92.2% · 153
- Two or more races3.6% · 6
- Hispanic or Latino1.8% · 3
- American Indian and Alaska Native1.8% · 3
- Asian and Pacific Islander0.6% · 1
Timeline
Historical Census data for Bartoszewicz
Bartoszewicz 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
#90,495
National surname rank
Recorded bearers 204
+17 bearers (+9.1%)
Per 100,000 0.07
Rank movement Up 909 places
2020
#112,515
National surname rank
Recorded bearers 166
-38 bearers (-18.6%)
Per 100,000 0.06
Rank movement Down 22,020 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #91,404 | 187 | 0.07 | First available Census row | First available Census row |
| 2010 | #90,495 | 204 | 0.07 | +17 bearers (+9.1%) | Up 909 places |
| 2020 | #112,515 | 166 | 0.06 | -38 bearers (-18.6%) | Down 22,020 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 Bartoszewicz 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 | #90,495 | #112,515 | -24.3% |
| Count | 204 | 166 | -18.6% |
| Per 100K | 0.07 | 0.06 | -20.7% |
Between the 2010 and 2020 Census, the number of Bartoszewicz bearers went from 204 to 166 (-18.6% change). The surname moved down 22,020 positions in the national ranking, going from #90,495 to #112,515.
FAQ
Bartoszewicz surname: questions and answers
How many people in the U.S. have the surname Bartoszewicz?
Name Census estimates that about 190 living Americans carry the surname Bartoszewicz. Using the current population baseline, that works out to roughly 1 in 1,803,970 residents.
How common is Bartoszewicz?
Bartoszewicz ranks #112,515 in the 2020 Census surname tables and is classified on this site as "Very Rare." The Census recorded the name at a frequency of 0.06 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 166 people with the surname Bartoszewicz. That is different from the site's living-bearer estimate (190), which projects the surname's present-day count by applying the Census frequency rate to the current U.S. population.
What does 0.06 per 100,000 actually mean?
It is the Census Bureau's normalized frequency measure. A rate of 0.06 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 Bartoszewicz.
Has Bartoszewicz become more or less common over time?
Between 2010 and 2020, the surname Bartoszewicz went from 204 recorded bearers to 166. That is a decrease of 38 (-18.6%). In the national ranking it fell from #90,495 to #112,515.
What does the Census say about the background of Bartoszewicz?
Among Census respondents with the surname Bartoszewicz, the largest self-reported group is White at 92.2%. The next largest groups are Two or More Races (3.6%) and Hispanic (1.8%). 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 Bartoszewicz in the 2020 Census, accounting for 92.2% (153 people in the source table).
What is the full ancestry breakdown?
Bartoszewicz appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (92.2%), Two or More Races (3.6%), Hispanic (1.8%). 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 Bartoszewicz (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 Bartoszewicz mean?
A Polonized form of a Belarusian locational surname referring to someone from a place called Bartoszewicze. 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 Bartoszewicz (0.06 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 last name Bartoszewicz?
If you just want to know how many people have the last name Bartoszewicz, HowManyOfMe.org gives you the headline number in one glance.