Explore the Family Name Mcdonnell
The meaning of Mcdonnell
Irish: Anglicized form of Gaelic Mac Domhnaill ‘son of Domhnall’, an old personal name composed of the elements domno- ‘world’ + val- ‘rule’. Compare the Scottish form McDonald. Some characteristic forenames: Irish Brigid, Dermot, Colm, Donal, Eamonn, Aidan, Brendan, Brian Patrick, Bridgid, Caitlin, Ciaran, Conor.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Mcdonnell in the United States?
Based on the Decennial U.S. Census data, the popularity of the surname 'Mcdonnell' experienced a slight decline in ranking between 2000 and 2010, moving from 2390th to 2532nd, indicating a drop of approximately 5.94%. However, despite this slide in rank, the actual number of people bearing the 'Mcdonnell' surname increased by 3.0% over the same period, rising from 13,892 individuals in 2000 to 14,309 in 2010. Accordingly, the proportion per 100,000 of the population with this surname decreased marginally by about 5.83%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| Rank | #2,390 | #2,532 | -5.94% |
| Count | 13,892 | 14,309 | 3% |
| Proportion per 100k | 5.15 | 4.85 | -5.83% |
Race and Ethnicity of people with the last name Mcdonnell
When it comes to the ethnic identity associated with the 'Mcdonnell' surname, there have been some notable changes recorded in the Decennial U.S. Census data. In 2000, 95.59% of individuals identifying as 'Mcdonnell' were White, with this figure decreasing slightly to 94.65% by 2010. Over the same decade, those identifying as Hispanic saw the most significant increase, growing by 40.49%, albeit from a small base of 1.63% in 2000. Other ethnic identities such as Asian/Pacific Islander, Black, and American Indian and Alaskan Native also experienced increases, albeit less substantial, ranging from 2.00% to 9.78%. Those reporting two or more races also saw an increase, rising from 1.09% to 1.25%.
| 2000 | 2010 | Change | |
|---|---|---|---|
| White | 95.59% | 94.65% | -0.98% |
| Hispanic | 1.63% | 2.29% | 40.49% |
| Two or More Races | 1.09% | 1.25% | 14.68% |
| Black | 0.92% | 1.01% | 9.78% |
| Asian/Pacific Islander | 0.5% | 0.51% | 2% |
| American Indian and Alaskan Native | 0.27% | 0.29% | 7.41% |
Mcdonnell 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 Mcdonnell is British & Irish, which comprises 64.3% of all ancestry found in people with the surname. The next two most common ancestries are French & German (12.2%) and Eastern European (6.4%). Additional ancestries include Italian, Scandinavian, Spanish & Portuguese, Ashkenazi Jewish, and Indigenous American.
Ready to learn more about your ancestry? Get the most comprehensive ancestry breakdown on the market by taking our DNA test. Shop 23andMe
| ANCESTRY BREAKDOWN | COMPOSITION |
|---|---|
| British & Irish | 64.3% |
| French & German | 12.2% |
| Eastern European | 6.4% |
| Other | 17.1% |
Possible origins of the surname Mcdonnell
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 Mcdonnell have recent ancestry locations in the United Kingdom of Great Britain and Northern Ireland and Ireland.
| RECENT ANCESTRY Location | Percentage |
|---|---|
| Greater London, United Kingdom | 88.50% |
| Glasgow City, United Kingdom | 88.30% |
| Greater Manchester, United Kingdom | 88.30% |
| Merseyside, United Kingdom | 88.00% |
| West Yorkshire, United Kingdom | 87.40% |
What Mcdonnell 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 Mcdonnell 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-L21 and R-P311, which are predominantly found among people with European and European ancestry. Other surnames with similar common haplogroups are: Devine, Gibbons, Maxwell, Mcgowan, Mccarthy, Keenan, Cameron, Mcdaniel, Fitzpatrick, Gee.
The most common maternal haplogroups of people with Mcdonnell 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 Mcdonnell 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.
"Mcdonnell" Surname 38.3%
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.
"Mcdonnell" Surname 24.8%
23andMe Users 27.9%
Habits
Sugary Drink
Drinks one or more sugary drinks per day.
"Mcdonnell" Surname 21.6%
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.
"Mcdonnell" Surname 15.2%
23andMe Users 16.4%
Are health conditions linked to the last name Mcdonnell?
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 Mcdonnell are shown below. Important Note: not everyone with a disease allele will develop these health condition