Kailey
Girl name · American · English · Hebrew
- US rank
- #1,417
- Syllables
- 2
- Peak
- #228 in 2004
153 babies were named Kailey in the US in 2025. It has dropped 570 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million girls, 1970–2025
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 Kailey you might not know, from US birth records. Handy for convincing a partner, or a grandparent.
- How commonAbout 1 in every 10,504 baby girls born in the US in 2025 was named Kailey, 153 babies in all. In a typical school of 500 kids, your Kailey would very likely be the only one.
- HistoryKailey first shows up in US birth records in 1970, the first year at least 5 babies got it. It has been in use for 55 years since.
- Best yearIt was far more popular in 2004, when it ranked #228. Today it's #1,417, so it could be due a comeback.
- Then vs nowKailey was 6.1× more common in 2000 than it is today. In 2000 it was given to about 1 in 1,730 baby girls; in 2025, about 1 in 10,504.
- TrendKailey has slipped 570 places over the last five years and now sits at #1,417. Good news if you want a familiar name that fewer kids will share.
- Where it's lovedKailey is most popular in Illinois, where it ranks #852. It's in the top 1,000 in 1 state.
About the name Kailey
Kailey is a girl name of American, English and Hebrew origin. It has 6 letters and 2 syllables, starting with K and ending in “-ley”. US birth records list Kailey for girls from 1970 to 2025, in 48 of those 56 years. Its best year was 2004, when it ranked #228 among girl names. In 2025 it ranked #1,417, with 153 babies.
Origin:American namesEnglish namesHebrew names
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1970s | 0.6 | 1,612,903 girls |
| 1980s | 57 | 17,584 girls |
| 1990s | 382 | 2,616 girls |
| 2000s | 641 | 1,561 girls |
| 2010s | 350 | 2,854 girls |
| 2020s | 145 | 6,916 girls |
Other spellings of Kailey
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 Kailey
What is the origin of the name Kailey?
Kailey has American, English, Hebrew roots in our records. Other American names include Lainey, Daisy, Josie.
Is Kailey a boy or girl name?
Kailey is a girl name.
How popular is the name Kailey?
Kailey ranked #1,417 for US girls in 2025, given to 153 babies. Its best year was 2004 (#228).