How Many People Are Named Zacharius?
An estimated 146 people in the United States have the first name Zacharius. It is almost exclusively a male name. The average bearer is 17 years old, and Zacharius peaked in popularity in 2003 with 10 births that year.
Below you will find a full statistical profile of Zacharius 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 Zacharius paired with any surname.
Estimated Living Americans
146
About 1 in 2,347,632 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
17
years old
Peak Year
2003
10 births
Total Registered
148
since 1880
Gender Distribution for Zacharius
Zacharius is almost exclusively a male name. Out of 148 total births registered, 100.0% were male.
Zacharius as a male name
Ranked #9,834 in 2024
8 male births in 2024
Peak: 2003 (10 births)
Zacharius: Popularity Over Time
SSA records for Zacharius span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2000s, when 73 babies were registered. Zacharius has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Zacharius by Decade
How has Zacharius 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.
Zacharius + Last Name Combinations
How many people share a full name with Zacharius as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Zacharius
Other first names starting with Z with a similar number of bearers.
Zacharius: Questions and Answers
How many people in the U.S. are named Zacharius?
We estimate approximately 146 people named Zacharius 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 2,347,632 Americans share this first name.
Is Zacharius a common name?
Zacharius is classified as "Very Rare" and is more popular than 69.9% of all first names in the SSA database. A total of 148 births have been registered with this name since 1880.
When was Zacharius most popular?
Zacharius reached peak popularity in 2003, when 10 babies were given this name. The average age of a living person named Zacharius is approximately 17 years old, reflecting when the name was most commonly given.
Is Zacharius a male name?
Zacharius is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Zacharius Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Zacharius Smith, Zacharius Johnson, Zacharius 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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