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Name Lineage

    The first name Jacobus

    A boy’s name.

    3 syllables Male Also a surname

    Popularity

    Babies registered in England and Wales, 1996–2025

    Jacobus last appeared in the official list in 2023, given to 3 boys. It peaked in 2007, with 4 births (#3,589).

    0510 1996200020052010201520202025
    20
    babies named Jacobus, 1996–2025
    #4,991
    rank in 2023
    2007
    peak year

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

    Popularity in the United States

    Babies named Jacobus at birth, 1880–2025

    In 2025, 5 boys born in the United States were named Jacobus, the 12,777th most popular boys’ name that year. It was used most in 1997, when 8 were.

    0510 188018851890189519001905191019151920192519301935194019451950195519601965197019751980198519901995200020052010201520202025
    142
    babies named Jacobus since 1880
    #12,777
    rank in 2025
    1997
    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.

    Famous people named Jacobus

    43 on Wikidata, most written-about first

    • Jacobus Henricus van 't Hoff
      Dutch physical and organic chemist (1852-1911)
    • Jacobus Kapteyn
      Dutch astronomer, best known for his extensive studies of the Milky Way and as the first d, 1851–1922
    • Jacobus van Egmond
      Dutch racing cyclist, 1908–1969
    • Jacobus Golius
      Dutch mathematician and orientalist, 1596–1667
    • Johannes Jacobus Smith
      Dutch botanist (1867-1947)
    • Jacobus de Kerle
      Flemish composer, 1531–1591
    • Jacobus Houbraken
      Dutch engraver (1698-1780)
    • Jacobus van Looy
      Dutch painter and writer (1855-1930)
    • Robert Jacobus Forbes
      Dutch chemist and historian (1900–1973)
    • Jacobus Bellamy
      Dutch poet, 1757–1786
    • Frederik Jacobus Johannes Buytendijk
      Dutch scientist (1887–1974)
    • Jacobus Vaet
      Flemish composer (1529-1567)

    Questions

    How popular is the name Jacobus?
    In 2023, 3 boys born in England and Wales were named Jacobus, ranking 4,991st. Its peak was 2007, with 4 births.
    Is Jacobus a boy's or a girl's name?
    Mostly a boy's name: 100% of the 142 US babies named Jacobus since 1880 were boys.
    When was Jacobus most popular?
    1997 in the United States, when 8 babies were named Jacobus, its highest rank at 6,861st.
    Is Jacobus also a surname?
    Yes. Jacobus is used as a surname as well as a first name; its surname page has the origin and how many people carry it.