Kailyn
Girl nameKailyn has been given to 14,351 babies in the U.S. since 1981. It peaked in 2011.
Popularity over time births per year, 1880–2025
Total babies
14,351
Peak year
2011 (799 babies)
Rank in 2025
Below top 1000
First recorded
1981
10-year trend
▼ -73%
Gender split
99% girls / 1% boys
Rank through the decades
Kailyn's rank among U.S. girl names at 25-year milestones.
| Year | Girls rank |
|---|---|
| 2000 | #593 |
— means outside the top 1000 that year.
Spellings & variants
Names one letter away from Kailyn — alternate spellings parents actually use.
Names with a similar vibe
Same primary gender, peaked around the same years, and roughly as common as Kailyn.
FAQ
How popular is the name Kailyn?
Kailyn has been given to 14,351 babies in the U.S. since 1981. It ranked below the top 1000 in 2025.
When did the name Kailyn peak?
Kailyn peaked in 2011, when 799 babies were given the name.
Is Kailyn a girl or boy name?
Kailyn is primarily a girl name (99% of babies named Kailyn are girls).
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