2000
#118,954
National surname rank
Recorded bearers 135
First available Census row
Per 100,000 0.05
Very Rare Last name
Bobrowicz
A surname of Polish origin, possibly derived from the word "bobr" meaning beaver.
According to the 2020 US Census Bureau surname tables, roughly 131 Americans carry the last name Bobrowicz. 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 Bobrowicz 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 Bobrowicz 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 Bobrowicz, the largest self-reported group is White at 89.5%. The next largest groups are Hispanic (4.4%) and Black (2.6%).
Origin
Meaning and origin of Bobrowicz
The surname Bobrowicz originates from Poland and dates back to the 16th century. It is derived from the Polish word "bobr," meaning beaver, and the suffix "-owicz," indicating a location or occupation related to beavers or beaver hunting.
Bobrowicz is believed to have been first used as a surname in the eastern regions of Poland, particularly in the areas surrounding the Pripyat Marshes, where beavers were abundant. The name may have been given to individuals who lived near beaver dams, worked as trappers, or were involved in the trade of beaver pelts.
One of the earliest recorded instances of the surname Bobrowicz can be found in the Metryka Koronna, a collection of administrative records from the Polish-Lithuanian Commonwealth, dating back to the late 16th century. In these records, references are made to individuals with the surname Bobrowicz residing in the Brest-Litovsk region (now part of Belarus).
During the 17th and 18th centuries, the Bobrowicz surname gained prominence in various parts of Poland. Notable individuals bearing this name include Jan Bobrowicz (1605-1684), a respected jurist and legal scholar who served as a judge in the Crown Tribunal of the Polish-Lithuanian Commonwealth.
Another prominent figure was Maciej Bobrowicz (1720-1790), a Polish nobleman and military officer who served in the Napoleonic Wars. He was awarded the Virtuti Militari, Poland's highest military decoration, for his bravery on the battlefield.
In the 19th century, Franciszek Bobrowicz (1832-1897) was a renowned Polish artist known for his landscapes and portraits. His works are displayed in several museums across Poland, including the National Museum in Warsaw.
Zofia Bobrowicz (1858-1921) was a pioneering educator and advocate for women's rights in Poland. She founded one of the first schools for girls in Warsaw and played a significant role in promoting equal educational opportunities for women.
During the 20th century, Władysław Bobrowicz (1901-1976) was a respected linguist and Slavic scholar. He made significant contributions to the study of Polish and Slavic languages, authoring several influential works on grammar and linguistics.
Throughout its history, the surname Bobrowicz has been associated with various locations in Poland, including the regions of Brest-Litovsk, Grodno, and Lublin, where the name was particularly prevalent. It is also important to note that variations in spelling, such as Bobrowicz, Bobrowycz, or Bobrovicz, may have existed in different regions or time periods.
Demographics
Ancestry and ethnicity for Bobrowicz
Among Census respondents with the surname Bobrowicz, the largest self-reported group is White at 89.5%. The next largest groups are Hispanic (4.4%) and Black (2.6%).
The bar chart below shows how Bobrowicz 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 Bobrowicz surname at the time of the 2020 Census, not any inherent property of the name itself.
- White89.5% · 102
- Hispanic or Latino4.4% · 5
- Black or African American2.6% · 3
- Two or more races1.8% · 2
- Asian and Pacific Islander0.9% · 1
- American Indian and Alaska Native0.9% · 1
Timeline
Historical Census data for Bobrowicz
Bobrowicz 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
-21 bearers (-15.6%)
Per 100,000 0.04
Rank movement Down 26,266 places
2020
#146,495
National surname rank
Recorded bearers 114
+0 bearers (+0.0%)
Per 100,000 0.04
Rank movement Down 1,275 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #118,954 | 135 | 0.05 | First available Census row | First available Census row |
| 2010 | #145,220 | 114 | 0.04 | -21 bearers (-15.6%) | Down 26,266 places |
| 2020 | #146,495 | 114 | 0.04 | +0 bearers (+0.0%) | Down 1,275 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 Bobrowicz 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 | #146,495 | -0.9% |
| Count | 114 | 114 | 0.0% |
| Per 100K | 0.04 | 0.04 | -4.6% |
Between the 2010 and 2020 Census, the number of Bobrowicz bearers went from 114 to 114 (+0.0% change). The surname moved down 1,275 positions in the national ranking, going from #145,220 to #146,495.
FAQ
Bobrowicz surname: questions and answers
How many people in the U.S. have the surname Bobrowicz?
Name Census estimates that about 131 living Americans carry the surname Bobrowicz. Using the current population baseline, that works out to roughly 1 in 2,616,445 residents.
How common is Bobrowicz?
Bobrowicz 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 Bobrowicz. 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 Bobrowicz.
Has Bobrowicz become more or less common over time?
Between 2010 and 2020, the surname Bobrowicz went from 114 recorded bearers to 114. That is an increase of 0 (+0.0%). In the national ranking it fell from #145,220 to #146,495.
What does the Census say about the background of Bobrowicz?
Among Census respondents with the surname Bobrowicz, the largest self-reported group is White at 89.5%. The next largest groups are Hispanic (4.4%) and Black (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 Bobrowicz in the 2020 Census, accounting for 89.5% (102 people in the source table).
What is the full ancestry breakdown?
Bobrowicz appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (89.5%), Hispanic (4.4%), Black (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 Bobrowicz (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 Bobrowicz mean?
A surname of Polish origin, possibly derived from the word "bobr" meaning beaver. 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 Bobrowicz (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 common is the surname Bobrowicz?
Find out how many people are called Bobrowicz on our sister site HowManyOfMe.org — a quick modern estimate with the living-bearer count front and centre.