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Name Lineage

    The first name Kelby

    A unisex name.

    2 syllables Unisex

    Popularity

    Babies registered in England and Wales, 1996–2025

    Kelby last appeared in the official list in 2020, given to 5 boys. It peaked in 1997, with 7 births (#1,578).

    0510 1996200020052010201520202025
    GirlsBoys
    60
    babies named Kelby, 1996–2025
    #3,334
    rank in 2020
    1997
    peak year

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

    Popularity in the United States

    Babies named Kelby at birth, 1880–2025

    In 2025, 18 boys born in the United States were named Kelby, the 5,313th most popular boys’ name that year. It was used most in 1991, when 187 were.

    0100200 188018851890189519001905191019151920192519301935194019451950195519601965197019751980198519901995200020052010201520202025
    GirlsBoys
    5,582
    babies named Kelby since 1880
    #5,313
    rank in 2025
    1991
    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 Kelby?
    In 2020, 5 boys born in England and Wales were named Kelby, ranking 3,334th. Its peak was 1997, with 7 births.
    Is Kelby a boy's or a girl's name?
    Both. Of the 5,582 US babies named Kelby since 1880, 28% were girls and 72% boys.
    When was Kelby most popular?
    1991 in the United States, when 187 babies were named Kelby, its highest rank at 746th.