How Many People Are Named Antonius?
An estimated 599 people in the United States have the first name Antonius. It is almost exclusively a male name. The average bearer is 31 years old, and Antonius peaked in popularity in 1992 with 20 births that year.
Below you will find a full statistical profile of Antonius as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Antonius paired with any surname.
Estimated Living Americans
599
About 1 in 572,211 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
31
years old
Peak Year
1992
20 births
Total Registered
622
since 1880
Gender Distribution for Antonius
Antonius is almost exclusively a male name. Out of 622 total births registered, 100.0% were male.
Antonius as a male name
Ranked #7,768 in 2024
10 male births in 2024
Peak: 1992 (20 births)
Antonius: Popularity Over Time
SSA records for Antonius span from the 1960s to the 2020s, covering 7 decades of naming data. The most popular decade for this name was the 1990s, when 133 babies were registered. While Antonius is less common than at its peak in the 1990s, it remains a well-established name with steady registrations.
Antonius by Decade
How has Antonius tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Antonius + Last Name Combinations
How many people share a full name with Antonius as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Antonius
Other first names starting with A with a similar number of bearers.
Antonius: Questions and Answers
How many people in the U.S. are named Antonius?
We estimate approximately 599 people named Antonius are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 572,211 Americans share this first name.
Is Antonius a common name?
Antonius is classified as "Very Rare" and is more popular than 86.2% of all first names in the SSA database. A total of 622 births have been registered with this name since 1880.
When was Antonius most popular?
Antonius reached peak popularity in 1992, when 20 babies were given this name. The average age of a living person named Antonius is approximately 31 years old, reflecting when the name was most commonly given.
Is Antonius a male name?
Antonius is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Antonius Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Antonius Smith, Antonius Johnson, Antonius Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
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