How Many People Are Named Nobuo?
An estimated 9 people in the United States have the first name Nobuo. It is almost exclusively a male name. The average bearer is 102 years old, and Nobuo peaked in popularity in 1921 with 23 births that year.
Below you will find a full statistical profile of Nobuo 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 Nobuo paired with any surname.
Key Insights
- With an average bearer age of 102, Nobuo is a vintage name most associated with earlier generations. Most living bearers were born before 1934.
- Nobuo is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
9
About 1 in 38,083,815 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
102
years old
Peak Year
1921
23 births
Total Registered
242
since 1880
Gender Distribution for Nobuo
Nobuo is almost exclusively a male name. Out of 242 total births registered, 100.0% were male.
Nobuo as a male name
Ranked #3,887 in 1938
5 male births in 1938
Peak: 1921 (23 births)
Nobuo: Popularity Over Time
SSA records for Nobuo span from the 1910s to the 1930s, covering 3 decades of naming data. The most popular decade for this name was the 1920s, when 151 babies were registered. Nobuo has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Nobuo by Decade
How has Nobuo 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.
Nobuo by State
Birth registrations for Nobuo span all 3 states and territories in the SSA database. The highest counts are in Hawaii, California, Washington. The lowest are in Washington, California, Hawaii. On average, about 56 Nobuos were registered per state.
Nobuo + Last Name Combinations
How many people share a full name with Nobuo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Nobuo
Other first names starting with N with a similar number of bearers.
Nobuo: Questions and Answers
How many people in the U.S. are named Nobuo?
We estimate approximately 9 people named Nobuo 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 38,083,815 Americans share this first name.
Is Nobuo a common name?
Nobuo is classified as "Very Rare" and is more popular than 25.5% of all first names in the SSA database. A total of 242 births have been registered with this name since 1880.
When was Nobuo most popular?
Nobuo reached peak popularity in 1921, when 23 babies were given this name. The average age of a living person named Nobuo is approximately 102 years old, reflecting when the name was most commonly given.
Is Nobuo a male name?
Nobuo is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Nobuo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Nobuo Smith, Nobuo Johnson, Nobuo 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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