2000
#143,847
National surname rank
Recorded bearers 106
First available Census row
Per 100,000 0.04
Very Rare Last name
Olnick
An East European surname derived from a diminutive form of a given name.
According to the 2020 US Census Bureau surname tables, roughly 132 Americans carry the last name Olnick. That puts it at #145,757 in the national surname ranking, appearing at a frequency of 0.04 per 100,000 people (about 1 in 2,596,624 residents).
This page is the full Name Census profile for the Olnick 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
132
1 in 2,596,624
Census rank
#145,757
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
115
very rare in the US
Popularity narrative
The Census Bureau recorded 115 bearers of the surname Olnick in its 2020 decennial surname file. At a rate of 0.04 per 100,000 residents, it holds the 145757th position in the national surname ranking.
Among Census respondents with the surname Olnick, the largest self-reported group is White at 96.5%. The next largest groups are Hispanic (1.7%) and Black (0.9%).
Origin
Meaning and origin of Olnick
The surname Olnick is believed to have originated in the German regions, specifically in the areas around the eastern parts of modern-day Germany and Poland. It likely emerged during the late medieval period, sometime around the 13th or 14th centuries. The name is thought to be derived from the Old German word "olnice," which referred to a type of ancient fortification or defensive structure.
One of the earliest recorded instances of the name can be found in a 15th-century manuscript from the town of Görlitz, which mentions a certain "Hans Olnick" as a local landowner. Another early reference comes from a 16th-century tax record in the city of Wrocław (formerly Breslau), where a "Peter Olnick" is listed as a resident.
In the 17th century, the name appears to have spread to other parts of Central and Eastern Europe. A notable example is Jan Olnick (1620-1688), a Polish-born mathematician and astronomer who made significant contributions to the study of celestial mechanics and the motion of planets.
As the name became more widespread, various spelling variations emerged, such as Olnik, Olnyk, and Olnig. These variations were often influenced by local dialects and regional pronunciation differences.
In the 19th century, the Olnick surname can be found in several historical records from the German states and the Austro-Hungarian Empire. One notable figure from this period was Karl Olnick (1823-1901), a Prussian military officer who participated in the Austro-Prussian War of 1866 and later served as the governor of the province of Posen (now Poznań, Poland).
Another individual of note was Anna Olnick (1871-1942), a German-born opera singer who gained acclaim for her performances in various European cities, including Berlin, Vienna, and Prague.
Towards the end of the 19th century and into the early 20th century, the Olnick name began to appear in immigration records as families from Central and Eastern Europe sought new opportunities in the Americas and other parts of the world.
While the origins of the Olnick surname can be traced back several centuries, it has maintained a strong presence throughout history, with notable individuals bearing this name across various fields, from academia and the arts to military service and political leadership.
Demographics
Ancestry and ethnicity for Olnick
Among Census respondents with the surname Olnick, the largest self-reported group is White at 96.5%. The next largest groups are Hispanic (1.7%) and Black (0.9%).
The bar chart below shows how Olnick 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 Olnick surname at the time of the 2020 Census, not any inherent property of the name itself.
- White96.5% · 111
- Hispanic or Latino1.7% · 2
- Black or African American0.9% · 1
- Two or more races0.9% · 1
Timeline
Historical Census data for Olnick
Olnick 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
#136,449
National surname rank
Recorded bearers 123
+17 bearers (+16.0%)
Per 100,000 0.04
Rank movement Up 7,398 places
2020
#145,757
National surname rank
Recorded bearers 115
-8 bearers (-6.5%)
Per 100,000 0.04
Rank movement Down 9,308 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #143,847 | 106 | 0.04 | First available Census row | First available Census row |
| 2010 | #136,449 | 123 | 0.04 | +17 bearers (+16.0%) | Up 7,398 places |
| 2020 | #145,757 | 115 | 0.04 | -8 bearers (-6.5%) | Down 9,308 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 Olnick 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 | #136,449 | #145,757 | -6.8% |
| Count | 123 | 115 | -6.5% |
| Per 100K | 0.04 | 0.04 | -3.8% |
Between the 2010 and 2020 Census, the number of Olnick bearers went from 123 to 115 (-6.5% change). The surname moved down 9,308 positions in the national ranking, going from #136,449 to #145,757.
FAQ
Olnick surname: questions and answers
How many people in the U.S. have the surname Olnick?
Name Census estimates that about 132 living Americans carry the surname Olnick. Using the current population baseline, that works out to roughly 1 in 2,596,624 residents.
How common is Olnick?
Olnick ranks #145,757 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 115 people with the surname Olnick. That is different from the site's living-bearer estimate (132), 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 Olnick.
Has Olnick become more or less common over time?
Between 2010 and 2020, the surname Olnick went from 123 recorded bearers to 115. That is a decrease of 8 (-6.5%). In the national ranking it fell from #136,449 to #145,757.
What does the Census say about the background of Olnick?
Among Census respondents with the surname Olnick, the largest self-reported group is White at 96.5%. The next largest groups are Hispanic (1.7%) and Black (0.9%). 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?
White is the largest self-reported group for the surname Olnick in the 2020 Census, accounting for 96.5% (111 people in the source table).
What is the full ancestry breakdown?
Olnick appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (96.5%), Hispanic (1.7%), Black (0.9%). 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 Olnick (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 Olnick mean?
An East European surname derived from a diminutive form of a given name. 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 Olnick (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 share the surname Olnick?
For a faster, more casual read, check HowManyOfMe.org — our sister site built around that single question.