What does Kailey mean and where does it come from?
Kailey is a modern name that has various origins, including Irish and English. In Ireland, it is often derived from the Gaelic 'Caol', meaning 'slender'. The name has also gained popularity as a variant of Kaylee. Kailey has been a popular name in the United States since the 1990s and often reflects
Cultural significance
Kailey has been a cherished name across cultures, particularly in American-speaking communities, where it reflects values of slender.
Peak popularity
Reached #228 in 2004 — currently #1420 in the US.
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Related Reading
American-origin baby names with timeless appeal
Browse names →How else can you spell Kailey?
Same sound, different look — useful if you want something slightly more distinctive
What middle names flow best with Kailey?
Kailey works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Kailey Leah
One syllable · timeless choice
Kailey Quinn
One syllable · timeless choice
Kailey Blair
One syllable · on the rise
Kailey Ruth
One syllable · timeless choice
Kailey Wren
One syllable · vintage charm
Kailey Faith
One syllable · vintage charm
How popular is Kailey right now?
Falling — down 132 spots — currently #1420 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2025 | #1420 | 153 | ▼ down 132 · -15% births |
| 2024 | #1288 | 180 | ▼ down 194 · -20% births |
| 2023 | #1094 | 225 | ▼ down 80 · -12% births |
| 2022 | #1014 | 256 | ▼ down 53 · -6% births |
| 2021 | #961 | 271 | ▼ down 121 · -16% births |
| 2020 | #840 | 322 | ▼ down 308 · -45% births |
| 2015 | #532 | 586 | ▼ down 147 · -30% births |
| 2010 | #385 | 833 | ▼ down 134 · -36% births |
| 2005 | #251 | 1,298 | ▲ up 54 · +24% births |
| 2000 | #305 | 1,050 | ▲ up 87 · +55% births |
| 1995 | #392 | 676 | ▲ up 211 · +80% births |
| 1990 | #603 | 376 | ▲ up 899 · +359% births |
| 1985 | #1502 | 82 | ▲ up 9722 · +1540% births |
| 1980 | #11224 | 5 | ▼ down 2094 |
| 1970 | #9130 | 5 | — |
The story of Kailey
Kailey is a relatively modern name, first appearing in US records in 1970. A total of 26,151 babies have received this name. The name has grown more popular over time, rising from #9130 in 1970 to #1094 in 2023. Kailey is used for both genders: 100% female and 0% male.
Names that peaked alongside Kailey in 2004:
Kailey by decade
Kailey peaked in the 2000s. See all 2000s names →
| Decade | Births | |
|---|
| 1970s | 10 | |
| 1980s | 1,006 | |
| 1990s | 6,829 | |
| 2000s ★ | 11,842 | |
| 2010s | 6,142 | |
| 2020s | 655 | |
What are good nicknames for Kailey?
ENGLISH
KaetyKateeKateyKatieKaty
What names sound and feel like Kailey?
Based on sound, origin, and style — parents who love Kailey also consider these
How is Kailey written in other languages?
What are the boy versions of Kailey?
Common questions about the name Kailey
What does the name Kailey mean?
Kailey means "Slender" — a name rooted in American tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Kailey?
Kailey is currently a distinctive and less common name as a baby name in the US and is becoming rarer and more distinctive, making it a unique choice that stands out.
What is the cultural origin of Kailey?
Kailey originates from American tradition. American names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Kailey?
Kailey is a two-syllable name pronounced KEYE-LAY. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
Is Kailey a common or rare name?
Kailey is a distinctive choice that balances familiarity with individuality. It strikes a balance between standing out and fitting in.