Names / Yamaguchi
Is Yamaguchi a first name or a last name?
Yamaguchi is a family name (last name). It is mostly a family name in Japan.
How to address someone called Yamaguchi
- Japan. Yamaguchi is a family name and is usually written first. Write Dear Mr. Yamaguchi or Dear Ms. Yamaguchi, or use the full name if you cannot tell which title fits.
Not sure which part of a full name is which? Check the full name with the country where the person is based.
Yamaguchi by country
People recorded in Wikidata who carry Yamaguchi as a family name or as a given name, by country of citizenship (586 in total).
| Country | As family name | As given name | Family name share |
|---|---|---|---|
| Japan | 572 | 0 | 100% |
| United States | 9 | 0 | 100% |
Wikidata covers notable people, so counts show how the name is used, not how many people carry it.
Yamaguchi in the United States
- As a surname: about 2,912 people in the 2010 census, rank 10,931 among US surnames.
More on this naming tradition: How Japanese names work.
Related names
Tanaka · Sato · Takahashi · Suzuki · Nakamura · Ito · Kobayashi · Kato · Yamamoto · Watanabe