How Many People Are Named Hisako?
An estimated 11 people in the United States have the first name Hisako. It is almost exclusively a female name. The average bearer is 97 years old, and Hisako peaked in popularity in 1923 with 30 births that year.
Below you will find a full statistical profile of Hisako 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 Hisako paired with any surname.
Key Insights
- With an average bearer age of 97, Hisako is a vintage name most associated with earlier generations. Most living bearers were born before 1939.
- Hisako is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
11
About 1 in 31,159,485 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
97
years old
Peak Year
1923
30 births
Total Registered
368
since 1880
Gender Distribution for Hisako
Hisako is almost exclusively a female name. Out of 368 total births registered, 100.0% were female.
Hisako as a female name
Ranked #4,589 in 1938
5 female births in 1938
Peak: 1923 (30 births)
Hisako: Popularity Over Time
SSA records for Hisako span from the 1900s to the 1930s, covering 4 decades of naming data. The most popular decade for this name was the 1920s, when 213 babies were registered. Hisako has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Hisako by Decade
How has Hisako 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.
Hisako by State
Hisako + Last Name Combinations
How many people share a full name with Hisako as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Hisako
Other first names starting with H with a similar number of bearers.
Hisako: Questions and Answers
How many people in the U.S. are named Hisako?
We estimate approximately 11 people named Hisako 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 31,159,485 Americans share this first name.
Is Hisako a common name?
Hisako is classified as "Very Rare" and is more popular than 30.8% of all first names in the SSA database. A total of 368 births have been registered with this name since 1880.
When was Hisako most popular?
Hisako reached peak popularity in 1923, when 30 babies were given this name. The average age of a living person named Hisako is approximately 97 years old, reflecting when the name was most commonly given.
Is Hisako a female name?
Hisako is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Hisako Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Hisako Smith, Hisako Johnson, Hisako 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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