Kaylyn
Girl name · American · English · Irish
- US rank
- #2,514
- Syllables
- 2
- Peak
- #518 in 1997
70 babies were named Kaylyn in the US in 2025. It has dropped 138 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 1949–2025
Most popular states (2025)
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kaylyn you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 22,936 baby girls born in the US in 2025 was named Kaylyn, 70 babies in all. In a typical school of 500 kids, your Kaylyn would very likely be the only one.
- HistoryKaylyn first shows up in US birth records in 1949, the first year at least 5 babies got it. It has been in use for 76 years since.
- Best yearIt was far more popular in 1997, when it ranked #518. Today it's #2,514, so it could be due a comeback.
- Then vs nowKaylyn was 5.5× more common in 2000 than it is today. In 2000 it was given to about 1 in 4,156 baby girls; in 2025, about 1 in 22,936.
- TrendKaylyn has slipped 138 places over the last five years and now sits at #2,514. Good news if you want a familiar name that fewer kids will share.
- Where it's lovedKaylyn is most popular in Arkansas, where it ranks #555. It's in the top 1,000 in 1 state.
About the name Kaylyn
Kaylyn is a girl name of American, English and Irish origin. It has 6 letters and 2 syllables, starting with K and ending in “-lyn”. US birth records list Kaylyn for girls from 1949 to 2025, in 73 of those 77 years. Its best year was 1997, when it ranked #518 among girl names. In 2025 it ranked #2,514, with 70 babies.
Origin:American namesEnglish namesIrish names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1940s | 2.9 | 344,828 girls |
| 1950s | 1.8 | 558,659 girls |
| 1960s | 7.3 | 136,986 girls |
| 1970s | 8.1 | 123,305 girls |
| 1980s | 53 | 18,723 girls |
| 1990s | 225 | 4,439 girls |
| 2000s | 226 | 4,422 girls |
| 2010s | 122 | 8,167 girls |
| 2020s | 46 | 21,818 girls |
Other spellings of Kaylyn
More American girl names
- Girl name: Lainey · possibly light
- Girl name: Daisy · day's eye
- Girl name: Josie · he will add
- Unisex name: Kinsley · king's meadow
- Girl name: Sienna · from Siena
- Unisex name: Brooklyn · from Brooklyn, New York
- Girl name: Summer · summer
- Unisex name: Stevie · crown
Questions about the name Kaylyn
What is the origin of the name Kaylyn?
Kaylyn has American, English, Irish roots in our records. Other American names include Lainey, Daisy, Josie.
Is Kaylyn a boy or girl name?
Kaylyn is a girl name.
How popular is the name Kaylyn?
Kaylyn ranked #2,514 for US girls in 2025, given to 70 babies. Its best year was 1997 (#518).