How Many People Are Named Kaesyn?
An estimated 462 people in the United States have the first name Kaesyn. It is used for both genders, with 84.1% male. The average bearer is 8 years old, and Kaesyn peaked in popularity in 2021 with 44 births that year.
Below you will find a full statistical profile of Kaesyn 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 Kaesyn paired with any surname.
Estimated Living Americans
462
About 1 in 741,893 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
84.1% confidence
Average Age
8
years old
Peak Year
2021
44 births
Total Registered
465
since 1880
Gender Distribution for Kaesyn
Kaesyn is predominantly male (84.1%), though 74 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Kaesyn as a male name
Ranked #3,834 in 2024
29 male births in 2024
Peak: 2021 (37 births)
Kaesyn as a female name
Ranked #14,245 in 2024
6 female births in 2024
Peak: 2013 (9 births)
Kaesyn: Popularity Over Time
SSA records for Kaesyn span from the 2000s to the 2020s, covering 3 decades of naming data. The most popular decade for this name was the 2010s, when 264 babies were registered. While Kaesyn is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Kaesyn by Decade
How has Kaesyn 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.
Kaesyn by State
Kaesyn + Last Name Combinations
How many people share a full name with Kaesyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaesyn
Other first names starting with K with a similar number of bearers.
Kaesyn: Questions and Answers
How many people in the U.S. are named Kaesyn?
We estimate approximately 462 people named Kaesyn 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 741,893 Americans share this first name.
Is Kaesyn a common name?
Kaesyn is classified as "Very Rare" and is more popular than 83.8% of all first names in the SSA database. A total of 465 births have been registered with this name since 1880.
When was Kaesyn most popular?
Kaesyn reached peak popularity in 2021, when 44 babies were given this name. The average age of a living person named Kaesyn is approximately 8 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 Kaesyn 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 Kaesyn a male name?
Kaesyn is predominantly male. 84.1% of people with this name are male. See the gender breakdown above for full details.
Why can Kaesyn 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. Kaesyn peaked in 2021, and the average living bearer is about 8 years old, so a name can still have millions of living bearers even after it stops feeling current for newborns.
How many Kaesyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaesyn Smith, Kaesyn Johnson, Kaesyn 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.
Search for a full name combination
How Many of Me