How Many People Are Named Kaylen?
An estimated 8,264 people in the United States have the first name Kaylen. It is used for both genders, with 84.3% female. The average bearer is 20 years old, and Kaylen peaked in popularity in 2009 with 489 births that year.
Below you will find a full statistical profile of Kaylen 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 Kaylen paired with any surname.
Estimated Living Americans
8,264
About 1 in 41,476 people in the U.S.
Rarity
Rare
Predicted Gender
Female
84.3% confidence
Average Age
20
years old
Peak Year
2009
489 births
Total Registered
8,404
since 1880
Gender Distribution for Kaylen
Kaylen is predominantly female (84.3%), though 1,317 male births have been registered. It functions as a unisex name for a small percentage of bearers.
Kaylen as a male name
Ranked #3,838 in 2024
29 male births in 2024
Peak: 2009 (64 births)
Kaylen as a female name
Ranked #3,414 in 2024
46 female births in 2024
Peak: 2009 (425 births)
Kaylen: Popularity Over Time
SSA records for Kaylen span from the 1940s to the 2020s, covering 8 decades of naming data. The most popular decade for this name was the 2000s, when 3,197 babies were registered. Kaylen has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Kaylen by Decade
How has Kaylen 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.
Kaylen by State
Birth registrations for Kaylen span all 37 states and territories in the SSA database. The highest counts are in Texas, California, Georgia. The lowest are in West Virginia, Oregon, New Mexico. On average, about 145 Kaylens were registered per state.
Kaylen + Last Name Combinations
How many people share a full name with Kaylen as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Kaylen
Other first names starting with K with a similar number of bearers.
Kaylen: Questions and Answers
How many people in the U.S. are named Kaylen?
We estimate approximately 8,264 people named Kaylen 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 41,476 Americans share this first name.
Is Kaylen a common name?
Kaylen is classified as "Rare" and is more popular than 97.4% of all first names in the SSA database. A total of 8,404 births have been registered with this name since 1880.
When was Kaylen most popular?
Kaylen reached peak popularity in 2009, when 489 babies were given this name. The average age of a living person named Kaylen is approximately 20 years old, reflecting when the name was most commonly given.
Is Kaylen a female name?
Kaylen is predominantly female. 84.3% of people with this name are female. See the gender breakdown above for full details.
How many Kaylen Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Kaylen Smith, Kaylen Johnson, Kaylen 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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