How Many People Are Named Kayelyn?
people named Kayelyn are alive in the United States today (estimate)
About 1 in 1,199,245 people in the US has this name
Based on 289 babies named Kayelyn in Social Security records from 1986 to 2018, and the share of each birth year still alive in 2025.
Popularity Rank
💎💎 Very Rare
Peak Year
14 births
Trend
Stable (last 10 years)
⚧ Gender Distribution
All of the babies given the name Kayelyn in the records were girls.
👥 Age Distribution
The average person named Kayelyn alive today is about 22 years old, and 78% are under 30. Half of them were between 15 and 28 in 2025.
📈 Popularity Over Time
Kayelyn first appears in the records in 1986 and was given most often in 1999, to 14 babies. The last year it was given to at least 5 babies of one sex was 2018.
Babies given the name each year, 1986 to 2018
🏆 Rank History
Kayelyn has never been one of the 100 most popular girls' names. Its best rank was #7,025, in 1999.
| Girls | |
|---|---|
| Rank in 2025 | Not ranked |
| Best rank | #7,025 (1999) |
| Years in the top 100 | None |
| Rank in its biggest decade | #9,315 in the 2000s |
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