Explore the Family Name Jansen
The meaning of Jansen
Dutch, Flemish, Norwegian, Danish, and North German: patronymic from the personal name Jan, a shortened vernacular form of Johannes (see John). In North America, this surname is also an altered form of the variant Janssen. Compare Janson 1 and Johnson.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Jansen in the United States?
According to the data from the Decennial U.S. Census, the popularity of the surname Jansen has slightly decreased in rank between 2000 and 2010, moving from being the 2,072nd most popular name to the 2,189th. Despite this decline in ranking, the actual count of individuals bearing the surname increased by 3.49%, from 16,036 in 2000 to 16,596 in 2010. The proportion per 100,000 people also slightly declined by 5.22%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #2,072 | #2,189 | -5.65% |
| Count | 16,036 | 16,596 | 3.49% |
| Proportion per 100k | 5.94 | 5.63 | -5.22% |
Race and Ethnicity of people with the last name Jansen
The ethnic identity associated with the surname Jansen has also seen shifts between 2000 and 2010, as per the Decennial U.S. Census data. A majority of individuals with this last name identify as White, although this percentage dipped slightly from 95.22% in 2000 to 93.56% in 2010. There were notable increases in the percentages of those identifying as Asian/Pacific Islander (from 0.75% to 1.02%), Two or more races (from 1.20% to 1.65%), Hispanic (from 1.60% to 2.35%) and Black (from 0.62% to 0.87%). However, there was a minor decrease among those identifying as American Indian and Alaskan Native (from 0.60% to 0.54%).
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 95.22% | 93.56% | -1.74% |
| Hispanic | 1.6% | 2.35% | 46.87% |
| Two or More Races | 1.2% | 1.65% | 37.5% |
| Asian/Pacific Islander | 0.75% | 1.02% | 36% |
| Black | 0.62% | 0.87% | 40.32% |
| American Indian and Alaskan Native | 0.6% | 0.54% | -10% |
Jansen ancestry composition
23andMe computes an ancestry breakdown for each customer. People may have ancestry from just one population or they may have ancestry from several populations. The most commonly-observed ancestry found in people with the surname Jansen is French & German, which comprises 43.5% of all ancestry found in people with the surname. The next two most common ancestries are British & Irish (30.0%) and Scandinavian (8.3%). Additional ancestries include Eastern European, Italian, Spanish & Portuguese, Indigenous American, and Ashkenazi Jewish.
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| ANCESTRY BREAKDOWN | COMPOSITION |
|---|---|
| French & German | 43.5% |
| British & Irish | 30.0% |
| Scandinavian | 8.3% |
| Other | 18.3% |
Possible origins of the surname Jansen
Your DNA provides clues about where your recent ancestors may have lived. Having many distant relatives in the same location suggests that you may all share common ancestry there. Locations with many distant relatives can also be places where people have migrated recently, such as large cities. If a large number of individuals who share your surname have distant relatives in a specific area, it could indicate a connection between your surname and that location, stemming from either recent ancestral ties or migration.
Based on 23andMe data, people with last name Jansen have recent ancestry locations in the United Kingdom of Great Britain and Northern Ireland and Ireland.
| RECENT ANCESTRY Location | Percentage |
|---|---|
| Greater London, United Kingdom | 69.70% |
| Merseyside, United Kingdom | 69.30% |
| West Midlands, United Kingdom | 69.30% |
| Greater Manchester, United Kingdom | 69.10% |
| Glasgow City, United Kingdom | 68.80% |
What Jansen haplogroups can tell you
Haplogroups are genetic population groups that share a common ancestor on either your paternal or maternal line. These paternal and maternal haplogroups shed light on your genetic ancestry and help tell the story of your family.
The top paternal haplogroup of people with the surname Jansen is R-CTS241, which is predominantly found among people with European ancestry. Haplogroup R-CTS241 is descended from haplogroup R-M343. Other common haplogroups include I-L22 and R-U152, which are predominantly found among people with European and European ancestry. Other surnames with similar common haplogroups are: Meyer, Lang, Cook, Weber, Green, Meier, Kline, White, Smith, Baker.
The most common maternal haplogroups of people with Jansen surname are: H1, T2b, H. These most commonly trace back to individuals of European ancestry.
Paternal Haplogroup Origins R-M343Your maternal lineage may be linked to Marie Antoinette
Because it is so dominant in the general European population, haplogroup H also appears quite frequently in the continent's royal houses. Marie Antoinette, an Austrian Hapsburg who married into the French royal family, inherited the haplogroup from her maternal ancestors. So did Prince Philip, Duke of Edinburgh, whose recorded genealogy traces his female line to Bavaria. Scientists also discovered that famed 16th century astronomer Nicolaus Copernicus traced his maternal lineages to haplogroup H.
What do people with the surname Jansen have in common?
Spoiler alert: it's complicated. People with the same last name are usually no more genetically similar than a randomly sampled group of people from the same population. That said, people with the same surname are more likely to have similar ancestries than randomly sampled individuals. The reason is the tendency of people with similar cultural or geographical backgrounds to preferentially mate with one another. That's why people who share a surname may be more likely to share traits and tendencies in common than people within the general population. Check out the percentages below to see the prevalences of tastes, habits, and traits of people with your surname compared with prevalences among 23andMe users.
Preferences
Chocolate Ice Cream
Prefers chocolate flavored ice cream over other flavors.
"Jansen" Surname 44.7%
23andMe Users 41.3%
Traits
Misophonia
When sounds made by others, like the sound of chewing or yawning, provoke strong emotional reactions in an individual.
"Jansen" Surname 22.8%
23andMe Users 27.9%
Habits
Sugary Drink
Drinks one or more sugary drinks per day.
"Jansen" Surname 25.0%
23andMe Users 21.1%
Wellness
Migraine
A severe headache characterized by intense pain, sensitivity to light and sound, and often accompanied by nausea and vomiting.
"Jansen" Surname 18.2%
23andMe Users 16.4%
Are health conditions linked to the last name Jansen?
The short answer is that, if there is an association between surname and health, it's usually more about your ancestry than your name. Individuals with a given surname are no more genetically similar than the general population but often have similar ancestries. The populations of people associated with those shared ancestries often have sets of genetic variations, also known as alleles, in common. Some of those alleles are associated with a greater likelihood of developing certain diseases.
Disease variant frequency by ancestry
Disease allele frequencies in populations associated with the surname Jansen are shown below. Important Note: not everyone with a disease allele will develop these health condition