Jacobus
Meaningsupplanter · Latin form of Jacob
- US rank
- #12,008
- Syllables
- 3
- Peak
- #5,355 in 1979
5 babies were named Jacobus in the US in 2025. It has climbed 14 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million boys, 1979–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Jacobus you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.
Famous Jacobus
Jacobus Henricus van 't Hoff
Dutch physical and organic chemist (1852-1911)
Choose Jacobus and your child shares a first name with Jacobus Henricus van 't Hoff, a Dutch physical and organic chemist. A ready-made answer when someone asks “Jacobus, like who?” Jacobus Henricus van 't Hoff's Wikipedia article is available in 99 languages, a good sign of just how widely known they are.
Read about Jacobus Henricus van 't Hoff on Wikipedia (opens in a new tab)Photo: Unknown authorUnknown author, Public domain (opens in a new tab), via Wikimedia Commons
- How commonAbout 1 in every 344,828 baby boys born in the US in 2025 was named Jacobus, 5 babies in all. In a typical school of 500 kids, your Jacobus would very likely be the only one.
- HistoryJacobus first shows up in US birth records in 1979, the first year at least 5 babies got it. It has been in use for 46 years since.
- Best yearIts best year was 1979, when it reached #5,355.
- MeaningJacobus is a Latin form of Jacob, which means “supplanter”.
About the name Jacobus
Jacobus is a boy name of English origin meaning “supplanter”. It has 7 letters and 3 syllables, starting with J and ending in “-bus”. US birth records list Jacobus for boys from 1979 to 2025, in 25 of those 47 years. Its best year was 1979, when it ranked #5,355 among boy names. In 2025 it ranked #12,008, with 5 babies.
Origin:English names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 3.5 | 285,714 boys |
| 1980s | 1.1 | 943,396 boys |
| 1990s | 1.3 | 769,231 boys |
| 2000s | 2.3 | 425,532 boys |
| 2010s | 0.9 | 1,052,632 boys |
| 2020s | 2.5 | 397,351 boys |
More English boy names
- Boy name: Oliver · olive tree
- Boy name: Henry · ruler of the home
- Unisex name: James · supplanter
- Boy name: William · resolute protector
- Boy name: Benjamin · son of the right hand
- Boy name: Jack · God is gracious
- Unisex name: Hudson · son of Hudde
- Unisex name: Julian · of the Julius family
Questions about the name Jacobus
What does the name Jacobus mean?
Jacobus means “supplanter” in Latin, as a form of Jacob.
What is the origin of the name Jacobus?
Jacobus has English roots in our records. Other English names include Oliver, Henry, James.
Is Jacobus a boy or girl name?
Jacobus is a boy name.
How popular is the name Jacobus?
Jacobus ranked #12,008 for US boys in 2025, given to 5 babies. Its best year was 1979 (#5,355).