How Many People Are Named Jonithan?
An estimated 21 people in the United States have the first name Jonithan. It is almost exclusively a male name. The average bearer is 35 years old, and Jonithan peaked in popularity in 1997 with 6 births that year.
Below you will find a full statistical profile of Jonithan as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, state-by-state birth registrations, and, when available, a 2020 Census snapshot showing who had the name at that point in time. You can also check how many people share the full name Jonithan paired with any surname.
Key Insights
- Jonithan is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
21
About 1 in 16,321,635 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
35
years old
Peak Year
1997
6 births
Total Registered
22
since 1880
Gender Distribution for Jonithan
Jonithan is almost exclusively a male name. Out of 22 total births registered, 100.0% were male.
Jonithan as a male name
Ranked #9,876 in 2001
6 male births in 2001
Peak: 1997 (6 births)
Jonithan: Popularity Over Time
SSA records for Jonithan span from the 1970s to the 2000s, covering 3 decades of naming data. The most popular decade for this name was the 1990s, when 11 babies were registered. While Jonithan is less common than at its peak in the 1990s, it remains a well-established name with steady registrations.
Jonithan by Decade
How has Jonithan 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.
Jonithan + Last Name Combinations
How many people share a full name with Jonithan as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jonithan
Other first names starting with J with a similar number of bearers.
Jonithan: Questions and Answers
How many people in the U.S. are named Jonithan?
We estimate approximately 21 people named Jonithan 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 16,321,635 Americans share this first name.
Is Jonithan a common name?
Jonithan is classified as "Very Rare" and is more popular than 40.8% of all first names in the SSA database. A total of 22 births have been registered with this name since 1880.
When was Jonithan most popular?
Jonithan reached peak popularity in 1997, when 6 babies were given this name. The average age of a living person named Jonithan is approximately 35 years old, reflecting when the name was most commonly given.
What does the SSA popularity chart show?
The popularity chart tracks birth registrations, not people currently alive. It shows how often Jonithan was given to babies from 1880 through 2024, which is why it is the best tool on the page for seeing long-run naming trends.
Is Jonithan a male name?
Jonithan is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
Why can Jonithan have a lot of living bearers even if it is not trendy now?
Because a name can build up a large population over many decades. Jonithan peaked in 1997, and the average living bearer is about 35 years old, so a name can still have millions of living bearers even after it stops feeling current for newborns.
How many Jonithan Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jonithan Smith, Jonithan Johnson, Jonithan 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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