Explore the Family Name Clancy
The meaning of Clancy
Irish: shortened Anglicized form of Gaelic Mac Fhlannchaidh, a patronymic from the personal name Flannchadh, which is derived from flann ‘red’. Some characteristic forenames: Irish Brendan, John Patrick, Liam, Callahan, Clancy, Conor, Donal, Siobhan.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Clancy in the United States?
According to data from the Decennial U.S. Census, the popularity of the surname Clancy has seen some slight changes over a decade. In 2000, Clancy was ranked as the 2744th most popular surname with a count of 12,066 instances across the United States. This resulted in a proportion of 4.47 per 100k people bearing the name. However, in 2010, although there was an increase in the count to 12,556, the popularity ranking dropped slightly to 2871st and the proportion decreased to 4.26 per 100k. This indicates a change of -4.63% in rank and a 4.06% increase in count.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #2,744 | #2,871 | -4.63% |
| Count | 12,066 | 12,556 | 4.06% |
| Proportion per 100k | 4.47 | 4.26 | -4.7% |
Race and Ethnicity of people with the last name Clancy
The Decennial U.S. Census also provides us with interesting insights into the ethnic identity associated with the surname Clancy. In 2000, the majority of individuals with this surname were White (92.82%), followed by Black (4.06%), Hispanic (1.16%), those identifying with two or more races (1.12%), Asian/Pacific Islander (0.50%), and American Indian and Alaskan Native (0.34%). By 2010, while the White ethnicity still held the majority at 90.81%, there were noticeable increases among other ethnicities. The Hispanic group saw the highest growth rate at 76.72%, increasing to 2.05%. The Asian/Pacific Islander and Black groups also grew, reaching 0.82% and 4.59% respectively. The group identifying with two or more races increased to 1.39%. Conversely, the percentage of American Indian and Alaskan Natives slightly decreased to 0.33%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 92.82% | 90.81% | -2.17% |
| Black | 4.06% | 4.59% | 13.05% |
| Hispanic | 1.16% | 2.05% | 76.72% |
| Two or More Races | 1.12% | 1.39% | 24.11% |
| Asian/Pacific Islander | 0.5% | 0.82% | 64% |
| American Indian and Alaskan Native | 0.34% | 0.33% | -2.94% |
Clancy 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 Clancy is British & Irish, which comprises 60.5% of all ancestry found in people with the surname. The next two most common ancestries are French & German (15.3%) and Eastern European (6.4%). Additional ancestries include Italian, Scandinavian, Ashkenazi Jewish, Spanish & Portuguese, and Korean.
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| ANCESTRY BREAKDOWN | COMPOSITION |
|---|---|
| British & Irish | 60.5% |
| French & German | 15.3% |
| Eastern European | 6.4% |
| Other | 17.7% |
Possible origins of the surname Clancy
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 Clancy have recent ancestry locations in the United Kingdom of Great Britain and Northern Ireland and Ireland.
| RECENT ANCESTRY Location | Percentage |
|---|---|
| Glasgow City, United Kingdom | 86.50% |
| West Midlands, United Kingdom | 86.50% |
| Merseyside, United Kingdom | 86.50% |
| Greater Manchester, United Kingdom | 86.50% |
| Greater London, United Kingdom | 86.50% |
What Clancy 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 Clancy is R-Y4010, which is predominantly found among people with European ancestry. Haplogroup R-Y4010 is descended from haplogroup R-M343. Other common haplogroups include R-S660 and R-L21, which are predominantly found among people with European and European ancestry. Other surnames with similar common haplogroups are: Madden, Carney, Maloney, Callahan, Close, Connors, Mulholland, Coyne, O'Neil, O'Connor.
The most common maternal haplogroups of people with Clancy 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 Clancy 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.
"Clancy" Surname 39.7%
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.
"Clancy" Surname 29.4%
23andMe Users 27.9%
Habits
Sugary Drink
Drinks one or more sugary drinks per day.
"Clancy" Surname 18.5%
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.
"Clancy" Surname 21.5%
23andMe Users 16.4%
Are health conditions linked to the last name Clancy?
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 Clancy are shown below. Important Note: not everyone with a disease allele will develop these health condition