Jacobus
Jacobus is a masculine first name, which is a variant of Jacob, Jack and James. The name may refer to:
Meaning & Origin of Jacobus
What this name means, where it came from, and how it has traveled across cultures.
Jacobus is a masculine first name, which is a variant of Jacob, Jack and James. The name may refer to:
Source: Wikipedia (CC BY-SA 3.0). Read more →
The Story of Jacobus
Jacobus first appeared in U.S. Social Security Administration records as a baby boy name in 1979, with 6 babies given the name that year. Its peak popularity came in 1997, when 8 Jacobuss were born — ranking #6,618 that year. As of 2026, Jacobus ranks #10,889 for baby boys with 6 births, with steady use. In total, more than 137 Jacobuss have been born in the U.S. since records began in 1880, spanning the 1970s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Jacobus
Phonetically similar names — useful when Jacobus is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.
Source: Datamuse . Phonetic similarity ranking, not curated.
Frequently Asked Questions about Jacobus
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About the name Jacobus
Jacobus is a boy baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1979 and has accumulated 137 births in the dataset. Jacobus's peak popularity came in 1997 when it ranked #6,618. Use the chart and map above to compare Jacobus's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 1997 →
- Names of the 1990s →
- Names starting with "J" →
- Browse all boy names →
- Top names of 2026 →
Data sources
- Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
- Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
- Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
- Predicted nationality distribution — Nationalize.io .
- Phonetically similar names — Datamuse .
Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.