23,404births recorded
4Countries
3Variants
2008Peak · United States
#2778United States 2025
Kiley is a girl name family recorded 23,404 times in 4 countries since 1958. It ranks highest today in the United States (#2778 in 2025). Its all-time peak was in the United States in 2008, at 31.4 births per 100,000.
Popularity by country
Births per 100,000 newborns, all forms of the name combined.
Which form wins where
Births per 100,000 newborns for each form, in the selected country.
All forms of Kiley
| Variants | Language | Total births | Country | Latest rank | Peak year | 10-year trend |
|---|---|---|---|---|---|---|
| Kiley | English | 20,272 | 🇺🇸 United States | #2778 | 2008 | ▼ 78 % |
| Kiley | English | 178 | 🇨🇦 Ontario | – | 2003 | – |
| Kiley | English | 16 | 🇨🇦 Alberta | – | 2004 | – |
| Kiley | English | 16 | 🇨🇦 British Columbia | – | 2007 | – |
| Kyley | English | 1,679 | 🇺🇸 United States | #13208 | 2002 | ▼ 63 % |
| Kyley | English | 6 | 🇨🇦 Ontario | – | 1997 | – |
| Kylei | English | 1,237 | 🇺🇸 United States | #7885 | 2012 | ▼ 70 % |
How we grouped these names
- Kiley ↔ Kyley — spelling variant
- Kiley ↔ Kylei — spelling variant
Questions about Kiley
How popular is the name Kiley?
In 2025 it ranked #2778 in the United States. Official registers record 23,404 births across 4 countries.
What is Kiley in other languages?
Kyley (English); Kylei (English).
When was Kiley most popular?
It peaked in the United States in 2008, at 31.4 births per 100,000.
Is Kiley a boy or a girl name?
In official birth registers, Kiley is a girl name.