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    The surname Yamaguchi

    A Japanese surname, carried by 2,912 people in the United States.

    Pronounced /jɑməˈɡut͡ʃi/ 4 syllables Soundex Y522

    Yamaguchi: #10,931 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#10Martinez#100Jimenez#1,000Archer Yamaguchi #10,931, 2,912 people Yamaguchi: #10,931 of 162,253 surnames in the 2010 US Census #1Smith#160,975Doriott#100Jimenez Yamaguchi #10,931, 2,912 people
    Every surname held by 100 or more people in the 2010 US Census, most common on the left (162,253 in all). Yamaguchi is more common than 93.3% of them.

    Origin

    Japanese origin

    Borrowed from Japanese 山口(やまぐち) (Yamaguchi).

    One of 123 Japanese surnames on this site.

    Origin from Wiktionary (CC BY-SA 4.0).

    How common it is

    2010 US Census

    There were 2,912 people named Yamaguchi in the United States in 2010, about 1 in every 106,025 Americans. That is up 1.3% since 2000, when the Census counted 2,875.

    #10,931
    rank among US surnames
    2,912
    people in 2010
    1.0
    per 100,000 Americans
    +1.3%
    change since 2000 (was #10,273)
    RankSurnamePeople1 in
    #10,923Kirkendall2,914105,952
    #10,924Kiesel2,913105,989
    #10,931Cordon2,912106,025
    #10,935Furey2,911106,062

    Who is named Yamaguchi

    Race and Hispanic origin as people reported it in the 2010 Census

    79% of people named Yamaguchi identified as Asian and Pacific Islander, 9.8% as two or more races and 5.9% as white (not Hispanic).

    • Asian and Pacific Islander 79%
    • Two or more races 9.8%
    • White (not Hispanic) 5.9%
    • Hispanic or Latino (any race) 5.3%
    The Census suppresses very small shares to protect privacy; Black, Native American are not shown.

    Compare: most common surnames among Asian and Pacific Islander Americans.

    Famous Yamaguchis

    2 notable people on Wikidata, most written-about first

    • Kristi Yamaguchi
      American figure skater, born 1971
    • Seigo Yamaguchi
      Aikidoka (1924-1996)

    Notable Yamaguchis come mostly from the United States (1) and the Empire of Japan (1).

    Spellings and sound-alikes

    Useful when a record has your ancestor under another spelling

    Surnames that sound like Yamaguchi

    Yamaguchi has the Soundex code Y522, the code US census indexes have used since the 1930s. Every surname with code Y522.

    Other Japanese surnames

    All 123 Japanese surnames

    Questions

    Where does the surname Yamaguchi come from?
    Borrowed from Japanese 山口(やまぐち) (Yamaguchi).
    How common is the surname Yamaguchi?
    2,912 people in the United States had the surname Yamaguchi in the 2010 Census, about 1 in every 106,025 Americans. It ranked 10,931st of 162,253 surnames.
    What ethnicity is the surname Yamaguchi?
    In the 2010 Census, 79% of people named Yamaguchi identified as Asian and Pacific Islander, and 9.8% as two or more races.
    Who is the most famous person named Yamaguchi?
    Kristi Yamaguchi, American figure skater, followed by Seigo Yamaguchi.
    Where is the surname Yamaguchi most common?
    Wikidata records people named Yamaguchi in the United States and the Empire of Japan.
    How do you pronounce Yamaguchi?
    Yamaguchi is /jɑməˈɡut͡ʃi/, 4 syllables.
    Is the surname Yamaguchi getting more or less common?
    More common. 2,875 people carried it in the 2000 Census and 2,912 in 2010, up 1.3%.