How Many People Are Named Dai?
An estimated 201 people in the United States have the first name Dai. It is used for both genders, with 58.9% male. The average bearer is 29 years old, and Dai peaked in popularity in 2000 with 13 births that year.
Below you will find a full statistical profile of Dai 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 Dai paired with any surname.
Estimated Living Americans
201
About 1 in 1,705,245 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
58.9% confidence
Average Age
29
years old
Peak Year
2000
13 births
Total Registered
207
since 1880
Gender Distribution for Dai
Dai is a genuinely unisex name, used for both males (58.9%) and females (41.1%). Out of 207 total births registered, 122 were male and 85 were female.
Dai as a male name
Ranked #9,766 in 2015
7 male births in 2015
Peak: 1985 (12 births)
Dai as a female name
Ranked #13,823 in 2020
6 female births in 2020
Peak: 1999 (8 births)
Dai: Popularity Over Time
SSA records for Dai span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2000s, when 50 babies were registered. Dai has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Dai by Decade
How has Dai 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.
Dai by State
Dai + Last Name Combinations
How many people share a full name with Dai as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Dai
Other first names starting with D with a similar number of bearers.
Dai: Questions and Answers
How many people in the U.S. are named Dai?
We estimate approximately 201 people named Dai 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 1,705,245 Americans share this first name.
Is Dai a common name?
Dai is classified as "Very Rare" and is more popular than 74.3% of all first names in the SSA database. A total of 207 births have been registered with this name since 1880.
When was Dai most popular?
Dai reached peak popularity in 2000, when 13 babies were given this name. The average age of a living person named Dai is approximately 29 years old, reflecting when the name was most commonly given.
Is Dai a male name?
Dai is predominantly male. 58.9% of people with this name are male. See the gender breakdown above for full details.
How many Dai Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Dai Smith, Dai Johnson, Dai 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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