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Name Lineage

    The first name Koa

    A boy’s name.

    1 syllable Male

    Popularity

    Babies registered in England and Wales, 1996–2025

    In 2025, 259 boys were named Koa, making it the 199th most popular boys’ name.

    0150300 1996200020052010201520202025
    GirlsBoys
    1,244
    babies named Koa, 1996–2025
    #199
    rank in 2025
    2025
    peak year

    Office for National Statistics; years with fewer than three births are not published and show as zero. Compare Koa with other names.

    Popularity in the United States

    Babies named Koa at birth, 1880–2025

    In 2025, 1,281 boys born in the United States were named Koa, the 269th most popular boys’ name that year.

    01,0002,000 188018851890189519001905191019151920192519301935194019451950195519601965197019751980198519901995200020052010201520202025
    GirlsBoys
    8,548
    babies named Koa since 1880
    #269
    rank in 2025
    2025
    peak year

    US Social Security Administration, from applications for a Social Security card. A name is only published for a year when at least five babies were given it, so quieter years show as zero.

    Questions

    How popular is the name Koa?
    In 2025, 259 boys born in England and Wales were named Koa, ranking 199th.
    Is Koa a boy's or a girl's name?
    Both. Of the 8,548 US babies named Koa since 1880, 10% were girls and 90% boys.
    When was Koa most popular?
    2025 in the United States, when 1,281 babies were named Koa, its highest rank at 269th.