Explore the Family Name Ohara
The meaning of Ohara
Japanese (Ōhara): written 大原 ‘large plain’. This is a common placename, mostly found as a surname in western and west-central Japan. Listed in the Shinsen shōjiroku. — Note: The population figure published by the US Census Bureau does not distinguish between the surnames Ohara and O’Hara.
Dictionary of American Family Names, 2nd edition, © Oxford University Press, 2022.
How common is the last name Ohara in the United States?
Based on the Decennial U.S. Census data, the surname Ohara has seen a slight decrease in popularity between 2000 and 2010. Ranked at 1,565 in 2000, it slipped to 1,660 in 2010, marking a change of -6.07 percent. Despite this drop in rank, the actual count of individuals bearing the name increased by 3.05 percent from 21,068 to 21,710. The proportion per 100,000 people also decreased slightly from 7.81 to 7.36.
2000 | 2010 | Change | |
---|---|---|---|
Rank | #1,565 | #1,660 | -6.07% |
Count | 21,068 | 21,710 | 3.05% |
Proportion per 100k | 7.81 | 7.36 | -5.76% |
Race and Ethnicity of people with the last name Ohara
The ethnic identity connected to the Ohara surname has also shown some interesting shifts according to the Decennial U.S. Census data. The majority of those carrying the Ohara surname identified as White, although there was a small decrease from 89.79 percent in 2000 to 88.39 percent in 2010. Meanwhile, the percentage of those identifying as Hispanic saw the largest increase, rising by 41.70 percent. There were also increases among those identifying with two or more races (26.76 percent increase) and American Indian and Alaskan Native (21.74 percent increase). Conversely, those identifying as Asian/Pacific Islander saw a slight decrease, and the percentage of Black individuals remained relatively stable.
2000 | 2010 | Change | |
---|---|---|---|
White | 89.79% | 88.39% | -1.56% |
Asian/Pacific Islander | 3.5% | 3.4% | -2.86% |
Hispanic | 2.35% | 3.33% | 41.7% |
Black | 2.7% | 2.81% | 4.07% |
Two or More Races | 1.42% | 1.8% | 26.76% |
American Indian and Alaskan Native | 0.23% | 0.28% | 21.74% |
Ohara 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 Ohara is British & Irish, which comprises 46.5% of all ancestry found in people with the surname. The next two most common ancestries are French & German (18.4%) and Japanese (10.4%). Additional ancestries include Eastern European, Italian, Scandinavian, Spanish & Portuguese, and Ashkenazi Jewish.
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 | 46.5% |
French & German | 18.4% |
Japanese | 10.4% |
Other | 24.7% |
![Ohara](/_next/static/media/gb.dc1a9d97.webp)
Possible origins of the surname Ohara
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 Ohara have recent ancestry locations in the United Kingdom of Great Britain and Northern Ireland and Ireland.
RECENT ANCESTRY Location | Percentage |
---|---|
West Midlands, United Kingdom | 76.10% |
Greater Manchester, United Kingdom | 76.10% |
Greater London, United Kingdom | 76.10% |
Lancashire, United Kingdom | 75.60% |
Merseyside, United Kingdom | 75.60% |
What Ohara 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 Ohara 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-FGC11788, which are predominantly found among people with European and European ancestry.
The most common maternal haplogroups of people with Ohara surname are: H1, T2b, H. These most commonly trace back to individuals of European ancestry.
![ohara](/_next/static/media/Map_paternal_R1b_blue.ce47eb37.webp)
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](/_next/static/media/marie_antoinette.b4819cf7.webp)
What do people with the surname Ohara 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
Traits
Habits
Wellness
Are health conditions linked to the last name Ohara?
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 Ohara are shown below. Important Note: not everyone with a disease allele will develop these health condition