2000
#119,644
National surname rank
Recorded bearers 134
First available Census row
Per 100,000 0.05
Very Rare Last name
Kupferschmidt
A German surname derived from the occupational term for a coppersmith.
According to the 2020 US Census Bureau surname tables, roughly 138 Americans carry the last name Kupferschmidt. That puts it at #142,049 in the national surname ranking, appearing at a frequency of 0.04 per 100,000 people (about 1 in 2,483,727 residents).
This page is the full Name Census profile for the Kupferschmidt 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
138
1 in 2,483,727
Census rank
#142,049
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
120
very rare in the US
Popularity narrative
The Census Bureau recorded 120 bearers of the surname Kupferschmidt in its 2020 decennial surname file. At a rate of 0.04 per 100,000 residents, it holds the 142049th position in the national surname ranking.
Among Census respondents with the surname Kupferschmidt, the largest self-reported group is White at 94.2%. The next largest groups are Hispanic (5.8%).
Origin
Meaning and origin of Kupferschmidt
The surname KUPFERSCHMIDT is of German origin, derived from the Middle High German words "kupfer" meaning copper and "schmid" meaning smith, indicating that the name likely referred to someone who worked as a coppersmith. This occupational surname emerged in the late medieval period when surnames began to be adopted across Germany.
The earliest known recording of the name KUPFERSCHMIDT dates back to the 14th century in the town of Nuremberg, a center of metalworking and craftsmanship during the medieval era. Various spellings such as "Kupferschmidt," "Kupferschmid," and "Kupferschmidt" appeared in historical records throughout the German-speaking regions.
In the 16th century, a notable figure named Hans KUPFERSCHMIDT (c. 1482-1548) was a renowned coppersmith and goldsmith in Augsburg, renowned for his intricate metalwork and design. His creations were highly sought after by noble families and the wealthy across Europe.
Another prominent individual with this surname was Johann KUPFERSCHMIDT (1599-1667), a German lawyer and jurist who served as the legal advisor to several German princes and authored influential legal texts during the 17th century.
The KUPFERSCHMIDT name also appears in various local records and chronicles across different regions of Germany, including the Palatinate, Bavaria, and Saxony, indicating the widespread presence of coppersmiths bearing this occupational surname.
A notable example from the 18th century is Georg KUPFERSCHMIDT (1724-1798), a German architect and builder who was responsible for designing and constructing several notable churches and public buildings in the city of Heidelberg, showcasing the legacy of skilled craftsmen associated with this surname.
Throughout the 19th century, as German immigration to other parts of the world increased, the KUPFERSCHMIDT surname began to spread beyond the borders of Germany, with families settling in countries like the United States, Canada, and parts of South America.
Demographics
Ancestry and ethnicity for Kupferschmidt
Among Census respondents with the surname Kupferschmidt, the largest self-reported group is White at 94.2%. The next largest groups are Hispanic (5.8%).
The bar chart below shows how Kupferschmidt 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 Kupferschmidt surname at the time of the 2020 Census, not any inherent property of the name itself.
- White94.2% · 113
- Hispanic or Latino5.8% · 7
Timeline
Historical Census data for Kupferschmidt
Kupferschmidt 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
#132,206
National surname rank
Recorded bearers 128
-6 bearers (-4.5%)
Per 100,000 0.04
Rank movement Down 12,562 places
2020
#142,049
National surname rank
Recorded bearers 120
-8 bearers (-6.3%)
Per 100,000 0.04
Rank movement Down 9,843 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2000 | #119,644 | 134 | 0.05 | First available Census row | First available Census row |
| 2010 | #132,206 | 128 | 0.04 | -6 bearers (-4.5%) | Down 12,562 places |
| 2020 | #142,049 | 120 | 0.04 | -8 bearers (-6.3%) | Down 9,843 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 Kupferschmidt 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 | #132,206 | #142,049 | -7.4% |
| Count | 128 | 120 | -6.3% |
| Per 100K | 0.04 | 0.04 | 0.4% |
Between the 2010 and 2020 Census, the number of Kupferschmidt bearers went from 128 to 120 (-6.3% change). The surname moved down 9,843 positions in the national ranking, going from #132,206 to #142,049.
FAQ
Kupferschmidt surname: questions and answers
How many people in the U.S. have the surname Kupferschmidt?
Name Census estimates that about 138 living Americans carry the surname Kupferschmidt. Using the current population baseline, that works out to roughly 1 in 2,483,727 residents.
How common is Kupferschmidt?
Kupferschmidt ranks #142,049 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 120 people with the surname Kupferschmidt. That is different from the site's living-bearer estimate (138), 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 Kupferschmidt.
Has Kupferschmidt become more or less common over time?
Between 2010 and 2020, the surname Kupferschmidt went from 128 recorded bearers to 120. That is a decrease of 8 (-6.3%). In the national ranking it fell from #132,206 to #142,049.
What does the Census say about the background of Kupferschmidt?
Among Census respondents with the surname Kupferschmidt, the largest self-reported group is White at 94.2%. The next largest groups are Hispanic (5.8%). 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 Kupferschmidt in the 2020 Census, accounting for 94.2% (113 people in the source table).
What is the full ancestry breakdown?
Kupferschmidt appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (94.2%), Hispanic (5.8%). 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 Kupferschmidt (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 Kupferschmidt mean?
A German surname derived from the occupational term for a coppersmith. 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 Kupferschmidt (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 last name Kupferschmidt?
For a quick modern take, check how many people have the surname Kupferschmidt on our sister site HowManyOfMe.org.