How Many People Are Named Japeth?
An estimated 35 people in the United States have the first name Japeth. It is almost exclusively a male name. The average bearer is 40 years old, and Japeth peaked in popularity in 1979 with 8 births that year.
Below you will find a full statistical profile of Japeth 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 Japeth paired with any surname.
Key Insights
- Japeth is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
35
About 1 in 9,792,981 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
40
years old
Peak Year
1979
8 births
Total Registered
37
since 1880
Gender Distribution for Japeth
Japeth is almost exclusively a male name. Out of 37 total births registered, 100.0% were male.
Japeth as a male name
Ranked #9,601 in 2000
6 male births in 2000
Peak: 1979 (8 births)
Japeth: Popularity Over Time
SSA records for Japeth span from the 1970s to the 2000s, covering 4 decades of naming data. The most popular decade for this name was the 1970s, when 20 babies were registered. Japeth has declined significantly from its peak in the 1970s. Recent registrations are a fraction of what they were at the name's height.
Japeth by Decade
How has Japeth 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.
Japeth + Last Name Combinations
How many people share a full name with Japeth as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Japeth
Other first names starting with J with a similar number of bearers.
Japeth: Questions and Answers
How many people in the U.S. are named Japeth?
We estimate approximately 35 people named Japeth 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 9,792,981 Americans share this first name.
Is Japeth a common name?
Japeth is classified as "Very Rare" and is more popular than 48.9% of all first names in the SSA database. A total of 37 births have been registered with this name since 1880.
When was Japeth most popular?
Japeth reached peak popularity in 1979, when 8 babies were given this name. The average age of a living person named Japeth is approximately 40 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 Japeth 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 Japeth a male name?
Japeth is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
Why can Japeth 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. Japeth peaked in 1979, and the average living bearer is about 40 years old, so a name can still have millions of living bearers even after it stops feeling current for newborns.
How many Japeth Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Japeth Smith, Japeth Johnson, Japeth 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.
Search for a full name combination
How Many of Me