Explore the Family Name Castelli
The meaning of Castelli
Italian: patronymic or plural form of Castello. Some characteristic forenames: Italian Angelo, Salvatore, Vito, Dino, Aldo, Calogero, Guido, Vittorio, Antonio, Emidio, Enzo, Gino.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Castelli in the United States?
Based on the Decennial U.S. Census, the surname Castelli has seen a mild decrease in popularity between 2000 and 2010. The rank of the surname dropped from 9401 to 9834, representing a decrease of 4.61%. However, the number of individuals carrying the Castelli name increased slightly during this time frame, with a count change from 3176 to 3292, marking a growth of 3.65%. Despite the increase in count, the proportion of people with this surname per 100,000 decreased by 5.08%, indicating it became less common relative to other surnames.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #9,401 | #9,834 | -4.61% |
| Count | 3,176 | 3,292 | 3.65% |
| Proportion per 100k | 1.18 | 1.12 | -5.08% |
Race and Ethnicity of people with the last name Castelli
The ethnicity data, also sourced from the Decennial U.S. Census, reveals some shifts in the ethnic identity associated with the Castelli surname between 2000 and 2010. For instance, the percentage of individuals identifying as White decreased slightly from 94.93% to 93.23%. Meanwhile, the Hispanic population within the Castelli surname increased by 44.20%, moving from 3.62% to 5.22%. There was also a significant increase in the percentage of individuals identifying as Black, which rose by 108% from 0.25% to 0.52%. The data for those identifying as Asian/Pacific Islander or American Indian and Alaskan Native was suppressed for privacy reasons in 2000, but in 2010 the figures show 0.49% identified as Asian/Pacific Islander, while there were no records of individuals identifying as American Indian and Alaskan Native. Individuals identifying with two or more races decreased by 50%, going from 1.10% to 0.55%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 94.93% | 93.23% | -1.79% |
| Hispanic | 3.62% | 5.22% | 44.2% |
| Two or More Races | 1.1% | 0.55% | -50% |
| Black | 0.25% | 0.52% | 108% |
| Asian/Pacific Islander | 0% | 0.49% | 0% |
| American Indian and Alaskan Native | 0% | 0% | 0% |
Castelli 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 Castelli is Italian, which comprises 42.6% of all ancestry found in people with the surname. The next two most common ancestries are British & Irish (22.8%) and French & German (13.8%). Additional ancestries include Eastern European, Spanish & Portuguese, Ashkenazi Jewish, Greek & Balkan, and Indigenous American.
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| ANCESTRY BREAKDOWN | COMPOSITION |
|---|---|
| Italian | 42.6% |
| British & Irish | 22.8% |
| French & German | 13.8% |
| Other | 20.9% |
Possible origins of the surname Castelli
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 Castelli have recent ancestry locations spanning a few countries, mostly in Italy, and the United Kingdom of Great Britain and Northern Ireland.
| RECENT ANCESTRY Location | Percentage |
|---|---|
| Sicily, Italy | 62.90% |
| Campania, Italy | 58.10% |
| Calabria, Italy | 52.40% |
| Abruzzo, Italy | 50.50% |
| Greater London, United Kingdom | 49.50% |
What Castelli 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 Castelli is R-U152, which is predominantly found among people with European ancestry. Haplogroup R-U152 is descended from haplogroup R-M343. Other common haplogroups include E-M5021 and R-M405, which are predominantly found among people with European and European ancestry. Other surnames with similar common haplogroups are: Izzo, Berlin, Clemente, Deangelis, Saltzman, Ferrari, Alberti, Ott, Lombardi, Ackerman.
The most common maternal haplogroups of people with Castelli surname are: H1, H, I. 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 Castelli 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.
"Castelli" Surname 42.9%
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.
"Castelli" Surname 31.6%
23andMe Users 27.9%
Habits
Vitamin Use
Takes vitamins on a regular basis.
"Castelli" Surname 35.7%
23andMe Users 45.5%
Wellness
Migraine
A severe headache characterized by intense pain, sensitivity to light and sound, and often accompanied by nausea and vomiting.
"Castelli" Surname 16.9%
23andMe Users 16.4%
Are health conditions linked to the last name Castelli?
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 Castelli are shown below. Important Note: not everyone with a disease allele will develop these health condition