What Does the Name Kaylee Mean?

Kaylee is a girl's name of English (modern invention) origin meaning “modern blend; sometimes linked to Gaelic 'caol' (slender).”

Updated June 2026

Name	Kaylee
Gender	female
Origin	English (modern invention)
Meaning	modern blend; sometimes linked to Gaelic 'caol' (slender)
Variants	Kaylie, Kayleigh, Caylee, Kailey
Popularity	Very popular in the US in the 2000s, peaking near the top 30; remains common though gradually declining.

The meaning and origin of Kaylee

The name Kaylee means “modern blend; sometimes linked to Gaelic 'caol' (slender)” and has English (modern invention) origins. Kaylee is a modern invented name, generally formed by combining the popular sounds of Kay/Kayla with the '-lee/-leigh' suffix, or as a respelling of the Irish surname-derived Kayley (from Gaelic Mac Caollaidhe). It has no single fixed traditional meaning.

Variants and related names

Kaylee is related to several other names you may recognize: Kaylie, Kayleigh, Caylee, Kailey. These share a common root or are spelling and language variants of the same name.

How popular is the name Kaylee?

Very popular in the US in the 2000s, peaking near the top 30; remains common though gradually declining.

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