How Many People Are Named Sunao?
An estimated 1 people in the United States have the first name Sunao. It is almost exclusively a male name. The average bearer is 81 years old, and Sunao peaked in popularity in 1923 with 12 births that year.
Below you will find a full statistical profile of Sunao 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 Sunao paired with any surname.
Key Insights
- With an average bearer age of 81, Sunao is a vintage name most associated with earlier generations. Most living bearers were born before 1955.
- Sunao 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
81
years old
Peak Year
1923
12 births
Total Registered
39
since 1880
Gender Distribution for Sunao
Sunao is almost exclusively a male name. Out of 39 total births registered, 100.0% were male.
Sunao as a male name
Ranked #4,135 in 1926
6 male births in 1926
Peak: 1923 (12 births)
Sunao: Popularity Over Time
SSA records for Sunao span from the 1910s to the 1920s, covering 2 decades of naming data. The most popular decade for this name was the 1920s, when 28 babies were registered. Sunao remains highly popular today, with recent registration numbers near its historical peak.
Sunao by Decade
How has Sunao 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.
Sunao by State
Sunao + Last Name Combinations
How many people share a full name with Sunao as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Sunao
Other first names starting with S with a similar number of bearers.
Sunao: Questions and Answers
How many people in the U.S. are named Sunao?
We estimate approximately 1 people named Sunao 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 Sunao a common name?
Sunao is classified as "Very Rare" and is more popular than 3.8% of all first names in the SSA database. A total of 39 births have been registered with this name since 1880.
When was Sunao most popular?
Sunao reached peak popularity in 1923, when 12 babies were given this name. The average age of a living person named Sunao is approximately 81 years old, reflecting when the name was most commonly given.
Is Sunao a male name?
Sunao is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Sunao Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Sunao Smith, Sunao Johnson, Sunao 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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