How Many People Are Named Haruo?
An estimated 17 people in the United States have the first name Haruo. It is almost exclusively a male name. The average bearer is 98 years old, and Haruo peaked in popularity in 1921 with 32 births that year.
Below you will find a full statistical profile of Haruo 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 Haruo paired with any surname.
Key Insights
- With an average bearer age of 98, Haruo is a vintage name most associated with earlier generations. Most living bearers were born before 1938.
- Haruo is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
17
About 1 in 20,162,020 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
98
years old
Peak Year
1921
32 births
Total Registered
376
since 1880
Gender Distribution for Haruo
Haruo is almost exclusively a male name. Out of 376 total births registered, 100.0% were male.
Haruo as a male name
Ranked #3,752 in 1937
5 male births in 1937
Peak: 1921 (32 births)
Haruo: Popularity Over Time
SSA records for Haruo span from the 1910s to the 1930s, covering 3 decades of naming data. The most popular decade for this name was the 1920s, when 201 babies were registered. While Haruo is less common than at its peak in the 1920s, it remains a well-established name with steady registrations.
Haruo by Decade
How has Haruo 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.
Haruo by State
Haruo + Last Name Combinations
How many people share a full name with Haruo as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Haruo
Other first names starting with H with a similar number of bearers.
Haruo: Questions and Answers
How many people in the U.S. are named Haruo?
We estimate approximately 17 people named Haruo 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 20,162,020 Americans share this first name.
Is Haruo a common name?
Haruo is classified as "Very Rare" and is more popular than 37.6% of all first names in the SSA database. A total of 376 births have been registered with this name since 1880.
When was Haruo most popular?
Haruo reached peak popularity in 1921, when 32 babies were given this name. The average age of a living person named Haruo is approximately 98 years old, reflecting when the name was most commonly given.
Is Haruo a male name?
Haruo is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Haruo Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Haruo Smith, Haruo Johnson, Haruo 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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