Antonius
Boy name · Greek · Italian · Latin
- US rank
- Unranked
- Syllables
- 3
- Peak
- #2,293 in 1970
0 babies were named Antonius in the US in 2025.
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US births per million boys, 1961–2025
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Antonius you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- HistoryAntonius first shows up in US birth records in 1961, the first year at least 5 babies got it. It has been in use for 64 years since.
- Best yearIts best year was 1970, when it reached #2,293.
About the name Antonius
Antonius is a boy name of Greek, Italian and Latin origin. It has 8 letters and 3 syllables, starting with A and ending in “-ius”. US birth records list Antonius for boys from 1961 to 2024, in 58 of those 64 years. Its best year was 1970, when it ranked #2,293 among boy names. It hasn't been given to 5 or more US babies in a year since 2024, so today it's a genuinely rare choice.
Origin:Greek namesItalian namesLatin names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1960s | 1.7 | 580,645 boys |
| 1970s | 7.2 | 138,313 boys |
| 1980s | 5.1 | 196,850 boys |
| 1990s | 6.8 | 147,059 boys |
| 2000s | 5.0 | 200,000 boys |
| 2010s | 5.5 | 182,815 boys |
| 2020s | 5.0 | 200,803 boys |
More Greek boy names
- Boy name: Theodore · gift of God
- Boy name: Mateo · gift of God
- Boy name: Lucas · man from Lucania
- Unisex name: Elias · my God is Yahweh
- Boy name: Sebastian · venerable
- Boy name: Leo · lion
- Boy name: Thomas · twin
- Unisex name: Miles · possibly gracious
Questions about the name Antonius
What is the origin of the name Antonius?
Antonius has Greek, Italian, Latin roots in our records. Other Greek names include Theodore, Mateo, Lucas.
Is Antonius a boy or girl name?
Antonius is a boy name.
How popular is the name Antonius?
Antonius is rare: fewer than 5 US boys got it in 2025, and it was last given to 5 or more in 2024. It peaked at #2,293 in 1970.