How Many People Are Named Hideki?
An estimated 25 people in the United States have the first name Hideki. It is almost exclusively a male name. The average bearer is 48 years old, and Hideki peaked in popularity in 1974 with 9 births that year.
Below you will find a full statistical profile of Hideki 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 Hideki paired with any surname.
Key Insights
- Hideki is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
25
About 1 in 13,710,174 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
48
years old
Peak Year
1974
9 births
Total Registered
27
since 1880
Gender Distribution for Hideki
Hideki is almost exclusively a male name. Out of 27 total births registered, 100.0% were male.
Hideki as a male name
Ranked #6,736 in 1982
5 male births in 1982
Peak: 1974 (9 births)
Hideki: Popularity Over Time
SSA records for Hideki span from the 1970s to the 1980s, covering 2 decades of naming data. The most popular decade for this name was the 1970s, when 15 babies were registered. While Hideki is less common than at its peak in the 1970s, it remains a well-established name with steady registrations.
Hideki by Decade
How has Hideki 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.
Hideki + Last Name Combinations
How many people share a full name with Hideki as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Hideki
Other first names starting with H with a similar number of bearers.
Hideki: Questions and Answers
How many people in the U.S. are named Hideki?
We estimate approximately 25 people named Hideki 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 13,710,174 Americans share this first name.
Is Hideki a common name?
Hideki is classified as "Very Rare" and is more popular than 43.6% of all first names in the SSA database. A total of 27 births have been registered with this name since 1880.
When was Hideki most popular?
Hideki reached peak popularity in 1974, when 9 babies were given this name. The average age of a living person named Hideki is approximately 48 years old, reflecting when the name was most commonly given.
Is Hideki a male name?
Hideki is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Hideki Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Hideki Smith, Hideki Johnson, Hideki 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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