Explore the Family Name Inouye

The meaning of Inouye

Japanese: variant of Inoue. The -ye spelling represents a pronunciation no longer used in modern Japanese. Some characteristic forenames: Japanese Masao, Kazuo, Hiroshi, Hisashi, Masato, Minoru, Shigeru, Kaoru, Kimiko, Kiyoshi, Masaru, Noboru.

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

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

Based on data from the Decennial U.S. Census, the popularity of the surname Inouye has seen a slight decrease over the years. In 2000, it was ranked at 10,672 with a count of 2,751 individuals, which corresponds to approximately 1.02 per 100,000 people. However, by 2010, the rank had dropped to 11,821 and the count was at 2,647, making up roughly 0.9 out of every 100,000 individuals. This represents a decrease of 10.77% in rank and 3.78% in count over the decade.

20002010Change
Rank#10,672#11,821-10.77%
Count2,7512,647-3.78%
Proportion per 100k1.020.9-11.76%

Race and Ethnicity of people with the last name Inouye

As for the ethnic identity associated with the surname Inouye, the Decennial U.S. Census data reveals that it is predominantly Asian/Pacific Islander. In 2000, about 78.55% identified as such, but this proportion decreased to 72.95% by 2010, indicating a change of -7.13%. On the other hand, the percentage identifying as two or more races saw a significant increase from 8.91% to 12.54%, a growth of 40.74%. Those identifying as White also saw an increase from 8.07% to 8.84%, representing a change of 9.54%. The proportion identifying as Hispanic rose from 4.22% to 5.29%, a 25.36% increase. No individuals were reported as Black or American Indian and Alaskan Native in either year.

20002010Change
Asian/Pacific Islander78.55%72.95%-7.13%
Two or More Races8.91%12.54%40.74%
White8.07%8.84%9.54%
Hispanic4.22%5.29%25.36%
Black0%0%0%
American Indian and Alaskan Native0%0%0%

Inouye 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 Inouye is Japanese, which comprises 61.1% of all ancestry found in people with the surname. The next two most common ancestries are British & Irish (12.4%) and French & German (9.2%). Additional ancestries include Chinese, Spanish & Portuguese, Korean, Indigenous American, and Italian.

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ANCESTRY BREAKDOWNCOMPOSITION
Japanese61.1%
British & Irish12.4%
French & German9.2%
Other17.3%
Inouye

Possible origins of the surname Inouye

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 Inouye have recent ancestry locations in Japan and the United Kingdom of Great Britain and Northern Ireland.

RECENT ANCESTRY LocationPercentage
Hiroshima Prefecture, Japan69.90%
Okinawa Prefecture, Japan56.20%
Tokyo, Japan42.50%
Kagoshima Prefecture, Japan28.80%
Yamaguchi Prefecture, Japan28.80%

What Inouye 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 Inouye is O-F2415, which is predominantly found among people with East Asian & Indigenous American ancestry. Haplogroup O-F2415 is descended from haplogroup O-M1359. Other common haplogroups include E-M183 and O-F2859, which are predominantly found among people with European and East Asian & Indigenous American ancestry.

The most common maternal haplogroups of people with Inouye surname are: A, H, D4. These most commonly trace back to individuals of European ancestry.

inouyePaternal Haplogroup Origins O-M1359
Paternal Haplo Image

Your paternal lineage may be linked to the Cham

One of the many populations harboring members of haplogroup O1b1a1a1a1 is the Cham ethnic group, a group of people who speak Austronesian languages in Mainland Southeast Asia. Austronesian languages make up a language family that is extremely large and widespread, comprising over 350 million people on islands such as Madagascar, Easter Island, and many others. However, Austronesian languages are less common on mainland Asia, with a notable exception being the Chamic language. Research suggests that ancestors of the Cham people migrated from Southeast Asian islands to the mainland around the year 500 BCE, and that early Cham populations quickly began mixing with indigenous southern Vietnamese populations. As a result, the Chamic language now has words that were borrowed from languages spoken by indigenous Vietnamese people. It is likely that an ancestral Kinh population was one of the populations that mixed with the Cham people shortly after their migration to mainland Asia.

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 Inouye 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

Inouye

Chocolate Ice Cream

Prefers chocolate flavored ice cream over other flavors.

"Inouye" Surname 33.3%

23andMe Users 41.3%

Habits

Inouye

Sugary Drink

Drinks one or more sugary drinks per day.

"Inouye" Surname 20.7%

23andMe Users 21.1%

Wellness

Inouye

Migraine

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

"Inouye" Surname 17.2%

23andMe Users 16.4%

Are health conditions linked to the last name Inouye?

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

Celiac Disease

HLA-DQ8 variant

Celiac disease is an autoimmune condition in which the consumption of gluten (found in wheat, barley, and rye) can result in damage to the small intestine. Celiac disease can lead to both digestive and non-digestive problems. The 23andMe Health + Ancestry DNA test includes two common variants associated with an increased risk of developing this condition. Learn more about Celiac Disease

Japanese 18.2%

23andMe Users 20.0%