Explore the Family Name Finnegan

The meaning of Finnegan

Irish: Anglicized form of Ó Fionnagáin ‘descendant of Fionnagán’, a double diminutive of Fionn (see Finn). Some characteristic forenames: Irish Brendan, Clancy, Donal, Eamonn, Liam, Mairead, Padraic.

Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.

How common is the last name Finnegan in the United States?

Based on the Decennial U.S. Census data, the surname Finnegan has seen an increase in popularity between 2000 and 2010. The surname went from ranking 3094th in 2000 to 3068th in 2010, experiencing a slight increase of 0.84%. In count terms, the number of people with the Finnegan surname rose from 10,740 in 2000 to 11,695 in 2010, marking an 8.89% growth. However, the proportion of people with this surname per 100k decreased by 0.5%, suggesting it might not have kept pace with overall population growth.

20002010Change
Rank#3,094#3,0680.84%
Count10,74011,6958.89%
Proportion per 100k3.983.96-0.5%

Race and Ethnicity of people with the last name Finnegan

In terms of ethnic identity, the Decennial U.S. Census data shows multiple changes for the surname Finnegan between 2000 and 2010. There was a significant increase in the percentage of people identifying as Asian/Pacific Islander and those reporting two or more races, with growth rates of 54.17% and 79.45% respectively. Additionally, there was a notable rise in the numbers identifying as Hispanic, with an increase of 39.35%. On the other hand, there were decreases among those who identify as White, Black, and American Indian and Alaskan Native, with changes of -1.25%, -21.05%, and -52.17% respectively.

20002010Change
White96.43%95.22%-1.25%
Hispanic1.55%2.16%39.35%
Two or More Races0.73%1.31%79.45%
Asian/Pacific Islander0.48%0.74%54.17%
Black0.57%0.45%-21.05%
American Indian and Alaskan Native0.23%0.11%-52.17%

Finnegan 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 Finnegan is British & Irish, which comprises 62.8% of all ancestry found in people with the surname. The next two most common ancestries are French & German (12.9%) and Italian (6.7%). Additional ancestries include Eastern European, Scandinavian, Ashkenazi Jewish, Spanish & Portuguese, and Chinese.

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ANCESTRY BREAKDOWNCOMPOSITION
British & Irish62.8%
French & German12.9%
Italian6.7%
Other17.5%
Finnegan

Possible origins of the surname Finnegan

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 Finnegan have recent ancestry locations in United Kingdom and Ireland.

RECENT ANCESTRY LocationPercentage
Greater Manchester, United Kingdom87.70%
Greater London, United Kingdom87.70%
Merseyside, United Kingdom87.40%
Glasgow City, United Kingdom87.40%
West Midlands, United Kingdom87.00%

What Finnegan 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 Finnegan 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 R-S660 and R-A260, which are predominantly found among people with European and European ancestry. Other surnames with similar common haplogroups are: Caulfield, Mcardle, Mcguinness, Mcnally, Connelly, Cawley, Mckeever, Mcwilliams, Conley, Mckeon.

The most common maternal haplogroups of people with Finnegan surname are: H1, T2b, H. These most commonly trace back to individuals of European ancestry.

finneganPaternal Haplogroup Origins R-M343

Your 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.

Maternal Haplo Image

What do people with the surname Finnegan 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

Finnegan

Chocolate Ice Cream

Prefers chocolate flavored ice cream over other flavors.

"Finnegan" Surname 42.7%

23andMe Users 41.3%

Traits

Finnegan

Misophonia

When sounds made by others, like the sound of chewing or yawning, provoke strong emotional reactions in an individual.

"Finnegan" Surname 32.6%

23andMe Users 27.9%

Habits

Finnegan

Sugary Drink

Drinks one or more sugary drinks per day.

"Finnegan" Surname 18.2%

23andMe Users 21.1%

Wellness

Finnegan

Migraine

A severe headache characterized by intense pain, sensitivity to light and sound, and often accompanied by nausea and vomiting.

"Finnegan" Surname 19.3%

23andMe Users 16.4%

Are health conditions linked to the last name Finnegan?

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 Finnegan are shown below. Important Note: not everyone with a disease allele will develop these health condition

Age-Related Macular Degeneration

Y402H variant

Age-related macular degeneration (AMD) is the most common cause of irreversible vision loss among older adults. The disease results in damage to the central part of the retina (the macula), impairing vision needed for reading, driving, or even recognizing faces. The 23andMe Health + Ancestry DNA test includes the two most common variants associated with an increased risk of developing the condition: the Y402H variant in the CFH gene and the A69S variant in the ARMS2 gene. Learn more about Age-Related Macular Degeneration

British & Irish 62.1%

23andMe Users 57.2%