2010
#158,432
National surname rank
Recorded bearers 102
First available Census row
Per 100,000 0.03
Very Rare Last name
Serreyn
A surname of French origin referring to a person who owns or lives near a small wood or thicket.
According to the 2020 US Census Bureau surname tables, roughly 112 Americans carry the last name Serreyn. That puts it at #156,269 in the national surname ranking, appearing at a frequency of 0.03 per 100,000 people (about 1 in 3,060,307 residents).
This page is the full Name Census profile for the Serreyn 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
112
1 in 3,060,307
Census rank
#156,269
2020 decennial data
Per 100,000
0.0
Frequency rate
Recorded bearers
98
very rare in the US
Popularity narrative
The Census Bureau recorded 98 bearers of the surname Serreyn in its 2020 decennial surname file. At a rate of 0.03 per 100,000 residents, it holds the 156269th position in the national surname ranking.
Among Census respondents with the surname Serreyn, the largest self-reported group is White at 92.9%. The next largest groups are Two or More Races (5.1%) and Black (1.0%).
Origin
Meaning and origin of Serreyn
The surname SERREYN has its origins in the French language, dating back to the medieval period. It is believed to have originated in the northern regions of France, particularly in the areas of Normandy and Picardy.
One of the earliest known references to the name SERREYN can be found in the Domesday Book, a comprehensive record of land ownership and taxation in England compiled in 1086 under the orders of William the Conqueror. The entry suggests that the name may have been introduced to Britain during the Norman Conquest of 1066.
The name SERREYN is thought to be derived from the Old French word "serreyn," which means "a maker of locks or keys." This connection implies that the name's bearers were likely involved in the metalworking trade, specifically locksmiths or blacksmiths, during the Middle Ages.
In the 13th century, a notable figure bearing the name SERREYN was Jacques SERREYN, a skilled locksmith who was commissioned to create intricate locks for the royal palace in Paris. His work was highly regarded and contributed to the reputation of the SERREYN name.
Another prominent individual was Étienne SERREYN, who lived in the late 15th century and was a renowned blacksmith in the city of Rouen. His craftsmanship and innovative techniques in metalworking earned him recognition throughout the region.
During the 16th century, the SERREYN name was also associated with the village of Serrigny in the Côte-d'Or region of Burgundy, France. It is possible that some variations of the name, such as SERREIGNY or SERRIGNY, originated from this place name.
In the 17th century, a man named Pierre SERREYN gained notoriety as a skilled locksmith and inventor in Paris. He is credited with developing a new type of lock mechanism that was considered highly secure for its time.
Another notable figure was Jean-Baptiste SERREYN, a French military engineer born in 1685. He played a significant role in the construction of fortifications and defensive structures during the Wars of the Spanish Succession.
Over the centuries, the SERREYN name has been carried by individuals from various walks of life, including artisans, merchants, and scholars. While the name may have evolved in spelling and pronunciation, its connection to the metalworking trade and the French regions of origin remains a consistent thread throughout its history.
Demographics
Ancestry and ethnicity for Serreyn
Among Census respondents with the surname Serreyn, the largest self-reported group is White at 92.9%. The next largest groups are Two or More Races (5.1%) and Black (1.0%).
The bar chart below shows how Serreyn 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 Serreyn surname at the time of the 2020 Census, not any inherent property of the name itself.
- White92.9% · 91
- Two or more races5.1% · 5
- Black or African American1.0% · 1
- Asian and Pacific Islander1.0% · 1
Timeline
Historical Census data for Serreyn
Serreyn appears in 2 published Census surname files: 2010, 2020. The cards below show how the name's rank and bearer count changed across each release.
2020
#156,269
National surname rank
Recorded bearers 98
-4 bearers (-3.9%)
Per 100,000 0.03
Rank movement Up 2,163 places
| Year | Rank | Count | Per 100K | Count change | Rank change |
|---|---|---|---|---|---|
| 2010 | #158,432 | 102 | 0.03 | First available Census row | First available Census row |
| 2020 | #156,269 | 98 | 0.03 | -4 bearers (-3.9%) | Up 2,163 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 Serreyn 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 | #158,432 | #156,269 | 1.4% |
| Count | 102 | 98 | -3.9% |
| Per 100K | 0.03 | 0.03 | 9.3% |
Between the 2010 and 2020 Census, the number of Serreyn bearers went from 102 to 98 (-3.9% change). The surname moved up 2,163 positions in the national ranking, going from #158,432 to #156,269.
FAQ
Serreyn surname: questions and answers
How many people in the U.S. have the surname Serreyn?
Name Census estimates that about 112 living Americans carry the surname Serreyn. Using the current population baseline, that works out to roughly 1 in 3,060,307 residents.
How common is Serreyn?
Serreyn ranks #156,269 in the 2020 Census surname tables and is classified on this site as "Very Rare." The Census recorded the name at a frequency of 0.03 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 98 people with the surname Serreyn. That is different from the site's living-bearer estimate (112), which projects the surname's present-day count by applying the Census frequency rate to the current U.S. population.
What does 0.03 per 100,000 actually mean?
It is the Census Bureau's normalized frequency measure. A rate of 0.03 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 Serreyn.
Has Serreyn become more or less common over time?
Between 2010 and 2020, the surname Serreyn went from 102 recorded bearers to 98. That is a decrease of 4 (-3.9%). In the national ranking it rose from #158,432 to #156,269.
What does the Census say about the background of Serreyn?
Among Census respondents with the surname Serreyn, the largest self-reported group is White at 92.9%. The next largest groups are Two or More Races (5.1%) and Black (1.0%). 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 Serreyn in the 2020 Census, accounting for 92.9% (91 people in the source table).
What is the full ancestry breakdown?
Serreyn appears across multiple self-reported groups in the Census data. The largest shares in the 2020 file are White (92.9%), Two or More Races (5.1%), Black (1.0%). 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 Serreyn (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 Serreyn mean?
A surname of French origin referring to a person who owns or lives near a small wood or thicket. 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 Serreyn (0.03 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 Serreyn?
For a quick modern estimate, our sister site HowManyOfMe.org answers that in one glance, with the living-bearer count front and centre.