Slender or fair
Derived from the Irish surname O'Caollaidhe, it most commonly translates to slender. It is often associated with the Gaelic word for fair or beautiful, and gained popularity as a modern phonetic variation of Kaylee.
About 38 girls were named Kaley in 2025.
Emmy-nominated actress known for The Big Bang Theory
Professional soccer player
US births per 5-year period, 1990–present (SSA data).
The same feel as Kaley — far less common.
Hidden gems that stand out.
