How Many People Are Named Jonnathan?
An estimated 1,199 people in the United States have the first name Jonnathan. It is almost exclusively a male name. The average bearer is 28 years old, and Jonnathan peaked in popularity in 1999 with 50 births that year.
Below you will find a full statistical profile of Jonnathan 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 Jonnathan paired with any surname.
Estimated Living Americans
1,199
About 1 in 285,867 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
28
years old
Peak Year
1999
50 births
Total Registered
1,229
since 1880
Gender Distribution for Jonnathan
Jonnathan is almost exclusively a male name. Out of 1,229 total births registered, 100.0% were male.
Jonnathan as a male name
Ranked #7,984 in 2024
10 male births in 2024
Peak: 1999 (50 births)
Jonnathan: Popularity Over Time
SSA records for Jonnathan span from the 1960s to the 2020s, covering 7 decades of naming data. The most popular decade for this name was the 1990s, when 368 babies were registered. Jonnathan has declined significantly from its peak in the 1990s. Recent registrations are a fraction of what they were at the name's height.
Jonnathan by Decade
How has Jonnathan 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.
Jonnathan by State
Birth registrations for Jonnathan span all 6 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in Illinois, New Jersey, Florida. On average, about 58 Jonnathans were registered per state.
Jonnathan + Last Name Combinations
How many people share a full name with Jonnathan as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jonnathan
Other first names starting with J with a similar number of bearers.
Jonnathan: Questions and Answers
How many people in the U.S. are named Jonnathan?
We estimate approximately 1,199 people named Jonnathan 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 285,867 Americans share this first name.
Is Jonnathan a common name?
Jonnathan is classified as "Rare" and is more popular than 91.2% of all first names in the SSA database. A total of 1,229 births have been registered with this name since 1880.
When was Jonnathan most popular?
Jonnathan reached peak popularity in 1999, when 50 babies were given this name. The average age of a living person named Jonnathan is approximately 28 years old, reflecting when the name was most commonly given.
Is Jonnathan a male name?
Jonnathan is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Jonnathan Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jonnathan Smith, Jonnathan Johnson, Jonnathan 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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