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Name Lineage

    The first name Thomasine

    A girl’s name from Aramaic.

    Pronounced /ˈtɑm.əs.in/ 4 syllables Female

    Meaning and origin

    Aramaic origin

    From Thomas + -ine.

    A form of Thomas.

    From Wiktionary (CC BY-SA 4.0).

    Popularity in the United States

    Babies named Thomasine at birth, 1880–2025

    In 1994, 6 girls born in the United States were named Thomasine, the 13,306th most popular girls’ name that year. It was used most in 1950, when 67 were.

    03570 188018851890189519001905191019151920192519301935194019451950195519601965197019751980198519901995200020052010201520202025
    2,234
    babies named Thomasine since 1880
    #13,306
    rank in 1994
    1950
    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

    Other spellings and forms

    • Thomasin

    Famous people named Thomasine

    1 on Wikidata, most written-about first

    • Thomasine Christine Gyllembourg-Ehrensvärd
      Danish author (1773–1856)

    Questions

    What does the name Thomasine mean?
    From Thomas + -ine.
    What is the origin of the name Thomasine?
    From Thomas + -ine.
    Is Thomasine a boy's or a girl's name?
    Mostly a girl's name: 100% of the 2,234 US babies named Thomasine since 1880 were girls.
    When was Thomasine most popular?
    1950 in the United States, when 67 babies were named Thomasine, its highest rank at 1,132nd.
    How do you pronounce Thomasine?
    Thomasine is /ˈtɑm.əs.in/, 4 syllables.
    What name is Thomasine a form of?
    Thomasine is a form of Thomas.
    What are other spellings of Thomasine?
    Thomasin.