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Name Lineage

    The first name Caitlin

    A girl’s name from Irish.

    Pronounced /ˈkeɪtlɪn/ 2 syllables Female

    Meaning and origin

    Irish origin

    A female given name from Irish Caitlín, equivalent to English Catherine.

    From Wiktionary (CC BY-SA 4.0).

    Popularity

    Babies registered in England and Wales, 1996–2025

    In 2025, 33 girls were named Caitlin, making it the 1,028th most popular girls’ name. It peaked in 2003, with 2,277 births (#22).

    01,5003,000 1996200020052010201520202025
    28,964
    babies named Caitlin, 1996–2025
    #1,028
    rank in 2025
    2003
    peak year

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

    Popularity in the United States

    Babies named Caitlin at birth, 1880–2025

    In 2025, 78 girls born in the United States were named Caitlin, the 2,333rd most popular girls’ name that year. It was used most in 1988, when 7,246 were.

    04,0008,000 188018851890189519001905191019151920192519301935194019451950195519601965197019751980198519901995200020052010201520202025
    112,426
    babies named Caitlin since 1880
    #2,333
    rank in 2025
    1988
    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.

    Nicknames and spellings

    Nicknames for Caitlin

    • Caity

    Other spellings and forms

    Famous people named Caitlin

    28 on Wikidata, most written-about first

    • Caitlin Clark
      American basketball player (born 2002)
    • Caitlin Foord
      Australian soccer player, born 1994
    • Caitlin Stasey
      Australian actress and singer, born 1990
    • Caitlin FitzGerald
      American actress (born 1983)
    • Caitlin Leverenz
      American swimmer, Olympic bronze medalist, born 1991
    • Caitlin Gerard
      American actress, born 1988
    • Caitlin Carmichael
      American actress, born 2004
    • Caitlin Carver
      American actress, born 1992
    • Caitlin Glass
      American voice actress, born 1981
    • Caitlin Compton
      American cross-country skier, born 1980
    • Caitlin Parker
      Australian boxer, born 1996
    • Caitlin McClatchey
      British swimmer, Olympic athlete, Commonwealth Games medallist, born 1985

    More Irish girls’ names

    All 142 names of Irish origin

    Questions

    What is the origin of the name Caitlin?
    Caitlin comes from Irish.
    How popular is the name Caitlin?
    In 2025, 33 girls born in England and Wales were named Caitlin, ranking 1,028th. Its peak was 2003, with 2,277 births.
    What are nicknames for Caitlin?
    Common nicknames for Caitlin include Caity.
    Is Caitlin a boy's or a girl's name?
    Mostly a girl's name: 100% of the 112,426 US babies named Caitlin since 1880 were girls.
    When was Caitlin most popular?
    1988 in the United States, when 7,246 babies were named Caitlin, its highest rank at 44th.
    How do you pronounce Caitlin?
    Caitlin is /ˈkeɪtlɪn/, 2 syllables.
    What are other spellings of Caitlin?
    Caitlyn, Catelyn, Catelin, Kaitlin, Kaitlyn and Katelyn.