How Many People Are Named Jitsuo?
An estimated 1 people in the United States have the first name Jitsuo. It is almost exclusively a male name. The average bearer is 98 years old, and Jitsuo peaked in popularity in 1924 with 8 births that year.
Below you will find a full statistical profile of Jitsuo 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 Jitsuo paired with any surname.
Key Insights
- With an average bearer age of 98, Jitsuo is a vintage name most associated with earlier generations. Most living bearers were born before 1938.
- Jitsuo is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
1
About 1 in 342,754,338 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
98
years old
Peak Year
1924
8 births
Total Registered
30
since 1880
Gender Distribution for Jitsuo
Jitsuo is almost exclusively a male name. Out of 30 total births registered, 100.0% were male.
Jitsuo as a male name
Ranked #4,050 in 1931
5 male births in 1931
Peak: 1924 (8 births)
Jitsuo: Popularity Over Time
SSA records for Jitsuo span from the 1910s to the 1930s, covering 3 decades of naming data. The most popular decade for this name was the 1920s, when 13 babies were registered. While Jitsuo is less common than at its peak in the 1920s, it remains a well-established name with steady registrations.
Jitsuo by Decade
How has Jitsuo 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.
Jitsuo by State
Jitsuo + Last Name Combinations
How many people share a full name with Jitsuo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Jitsuo
Other first names starting with J with a similar number of bearers.
Jitsuo: Questions and Answers
How many people in the U.S. are named Jitsuo?
We estimate approximately 1 people named Jitsuo 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 342,754,338 Americans share this first name.
Is Jitsuo a common name?
Jitsuo is classified as "Very Rare" and is more popular than 3.8% of all first names in the SSA database. A total of 30 births have been registered with this name since 1880.
When was Jitsuo most popular?
Jitsuo reached peak popularity in 1924, when 8 babies were given this name. The average age of a living person named Jitsuo is approximately 98 years old, reflecting when the name was most commonly given.
Is Jitsuo a male name?
Jitsuo is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Jitsuo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Jitsuo Smith, Jitsuo Johnson, Jitsuo 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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