Name meaning & stats
Kailey
Kailey means “slender (debated)”. 27,254 US babies since 1940, peak 2004.
What it means
“slender (debated)”
Form of Kaylee
In US birth records
Peak year: 2004
27,254 US babies were named Kailey between 1940 and 2025.
Careers
Not enough notable people named Kailey (or its spelling family) to say anything reliable yet. That's a gap in the data, not the name.
Spelling family
The most common spelling: 33% of the family
Names that sound the same, grouped by Heyotag. Share of US babies since 1940.
Name twins (peaked around 2004)