How Many People Are Named Aithan?
An estimated 260 people in the United States have the first name Aithan. It is almost exclusively a male name. The average bearer is 9 years old, and Aithan peaked in popularity in 2023 with 35 births that year.
Below you will find a full statistical profile of Aithan as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, state-by-state birth registrations, and, when available, a 2020 Census snapshot showing who had the name at that point in time. You can also check how many people share the full name Aithan paired with any surname.
Estimated Living Americans
260
About 1 in 1,318,286 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
9
years old
Peak Year
2023
35 births
Total Registered
262
since 1880
Gender Distribution for Aithan
Aithan is almost exclusively a male name. Out of 262 total births registered, 100.0% were male.
Aithan as a male name
Ranked #4,309 in 2024
24 male births in 2024
Peak: 2023 (35 births)
Aithan: Popularity Over Time
SSA records for Aithan span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 129 babies were registered. Aithan remains highly popular today, with recent registration numbers near its historical peak.
Aithan by Decade
How has Aithan 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.
Aithan by State
Birth registrations for Aithan span all 3 states and territories in the SSA database. The highest counts are in California, Texas, New York. The lowest are in New York, Texas, California. On average, about 14 Aithans were registered per state.
Aithan + Last Name Combinations
How many people share a full name with Aithan as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Aithan
Other first names starting with A with a similar number of bearers.
Aithan: Questions and Answers
How many people in the U.S. are named Aithan?
We estimate approximately 260 people named Aithan 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 1,318,286 Americans share this first name.
Is Aithan a common name?
Aithan is classified as "Very Rare" and is more popular than 77.6% of all first names in the SSA database. A total of 262 births have been registered with this name since 1880.
When was Aithan most popular?
Aithan reached peak popularity in 2023, when 35 babies were given this name. The average age of a living person named Aithan is approximately 9 years old, reflecting when the name was most commonly given.
What does the SSA popularity chart show?
The popularity chart tracks birth registrations, not people currently alive. It shows how often Aithan was given to babies from 1880 through 2024, which is why it is the best tool on the page for seeing long-run naming trends.
Is Aithan a male name?
Aithan is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
Why can Aithan have a lot of living bearers even if it is not trendy now?
Because a name can build up a large population over many decades. Aithan peaked in 2023, and the average living bearer is about 9 years old, so a name can still have millions of living bearers even after it stops feeling current for newborns.
How many Aithan Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Aithan Smith, Aithan Johnson, Aithan 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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