How Many People Are Named Taisei?
An estimated 153 people in the United States have the first name Taisei. It is almost exclusively a male name. The average bearer is 15 years old, and Taisei peaked in popularity in 2010 with 12 births that year.
Below you will find a full statistical profile of Taisei 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 Taisei paired with any surname.
Estimated Living Americans
153
About 1 in 2,240,224 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
15
years old
Peak Year
2010
12 births
Total Registered
155
since 1880
Gender Distribution for Taisei
Taisei is almost exclusively a male name. Out of 155 total births registered, 100.0% were male.
Taisei as a male name
Ranked #10,666 in 2023
7 male births in 2023
Peak: 2010 (12 births)
Taisei: Popularity Over Time
SSA records for Taisei span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2010s, when 75 babies were registered. Taisei has declined significantly from its peak in the 2010s. Recent registrations are a fraction of what they were at the name's height.
Taisei by Decade
How has Taisei 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.
Taisei by State
Taisei + Last Name Combinations
How many people share a full name with Taisei as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Taisei
Other first names starting with T with a similar number of bearers.
Taisei: Questions and Answers
How many people in the U.S. are named Taisei?
We estimate approximately 153 people named Taisei 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 2,240,224 Americans share this first name.
Is Taisei a common name?
Taisei is classified as "Very Rare" and is more popular than 70.6% of all first names in the SSA database. A total of 155 births have been registered with this name since 1880.
When was Taisei most popular?
Taisei reached peak popularity in 2010, when 12 babies were given this name. The average age of a living person named Taisei is approximately 15 years old, reflecting when the name was most commonly given.
Is Taisei a male name?
Taisei is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Taisei Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Taisei Smith, Taisei Johnson, Taisei 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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