Find out how popular the last name Komatsu is in the United States and learn more about the meaning, history, and race and ethnic origin of people in America who are named Komatsu.

Komatsu, like all of the last names we have data for, is identified by the U.S. Census Bureau as a surname which has more than 100 occurrences in the United States in the Decennial Census survey. The most recent statistics we have for the Komatsu surname is from the 2010 census data.

Popularity of Komatsu in America

Komatsu is the 37735th most popular name in America based on the data we have collected from the U.S. Census Bureau.

The Komatsu surname appeared 589 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 people would have the surname Komatsu.

We can also compare 2010 data for Komatsu to data from the previous census in 2000. The table below contains all of the statistics for both years in a side-by-side comparison.

The history of the last name Komatsu

The surname Komatsu originates from Japan, tracing its roots back to the 9th century. It is derived from the Japanese words "koma," meaning a small valley or basin, and "tsu," meaning a port or harbor. This suggests that the name likely originated from a place name referring to a valley or basin located near a port or harbor area.

One of the earliest known records of the Komatsu name can be found in the Shoku Nihongi, an early Japanese chronicle completed in 797 AD. The text mentions a family with the surname Komatsu residing in the Kyoto region during the Heian period (794-1185 AD).

During the Kamakura period (1185-1333 AD), the Komatsu clan rose to prominence as influential landowners and administrators in the Komatsu region of present-day Ishikawa Prefecture. Several historical documents from this era, such as the Azuma Kagami and the Kamakura Ibun, reference members of the Komatsu family.

One notable figure from the Komatsu lineage was Komatsu Norimura (1246-1324), a skilled military commander who served under the Hojo regents during the Mongol invasions of Japan in the 13th century. His exploits are recorded in the Taiheiki, a historical narrative of the era.

In the Edo period (1603-1868), the Komatsu name gained further recognition with the rise of Komatsu Kiyofusa (1597-1667), a renowned swordsmith who developed the Komatsu-den style of sword forging. His works were highly prized by samurai and daimyo lords of the time.

Another notable Komatsu was Komatsu Tatsuya (1870-1949), a pioneering businessman who founded the Komatsu Ltd. company in 1917, which went on to become one of Japan's leading manufacturers of construction and mining equipment.

Other historically significant individuals with the Komatsu surname include Komatsu Hitoshi (1912-1994), a celebrated author and poet, and Komatsu Sakyo (1888-1989), a influential writer and scholar of Japanese literature.

Throughout its long history, the Komatsu surname has maintained a strong presence in various regions of Japan, particularly in the Chubu and Kansai areas, where it originated. Its enduring legacy reflects the rich cultural and historical heritage of Japan.

Race and ethnic origin of people with the last name Komatsu

We also have some data on the ancestry of people with the surname Komatsu.

The below race categories are the modified race categories used in the Census Bureau's population estimates program. All people were categorized into six mutually exclusive racial and Hispanic origin groups:

1. White only
2. Black only
3. American Indian and Alaskan Native only
4. Asian and Pacific Islander only
5. Hispanic
6. Two or More Races

For the most recent 2010 census data, the race/ethnic origin breakdown for Komatsu was:

Note: Any fields showing (S) means the data was suppressed for privacy so that the data does not in any way identify any specific individuals.

Since we have data from the previous census in 2000, we can also compare the values to see how the popularity of Komatsu has changed in the 10 years between the two census surveys.

Data source

The last name data and ethnic breakdown of last names is sourced directly from the Decennial Census survey, conducted every 10 years by the United States Census Bureau.

The history and meaning of the name Komatsu was researched and written by our team of onomatology and genealogy experts.

If you have a correction or suggestion to improve the history of Komatsu, please contact us.

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