Kaley is a girl name with a modern feel, drawn from real birth records. Below you'll find what Kaley means and where it comes from, plus how many babies have been named Kaley across the United States, UK, Ireland and New Zealand, how popular Kaley has been over the decades, and the year it peaked.
Kaley is a girl name of Irish (Gaelic) origin meaning “slender, or descendant of Caollaidhe”. A variant of Kayley, from an Irish surname.
| Country | Births on record |
|---|---|
| United States since 1880 | 13,707 births |
| England & Wales since 1996 | 102 births |
| Scotland since 1974 | 23 births |
| Northern Ireland since 1997 | 3 births |
| Ireland since 1964 | 10 births |
Counts come from official national birth-registration statistics: U.S. Social Security Administration, England & Wales (Office for National Statistics), Scotland (National Records of Scotland), Northern Ireland (NISRA), Ireland (Central Statistics Office) and New Zealand (Dept. of Internal Affairs). Coverage spans differ, so totals aren't directly comparable across countries.
Babies named Kaley per year, United States (1967 to 2025). United States peaked in 2003 (578/yr) · England & Wales peaked in 2003 (9/yr) · Ireland peaked in 2015 (4/yr) · Scotland peaked in 1994 (4/yr) · Northern Ireland peaked in 2017 (3/yr).
Kaley has been a fairly common baby name in the United States. It was most common in 2003, when it ranked #921 nationally (given to 591 babies that year).
Kyle · Kelly · Kaylee · Kelley · Kylee · Gale · Kailey · Kali
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