Kaileen
Meaning
"slender, fair"
Origin: Irish Gaelic
Cultural Roots
Quick Stats
- Popularity Rank
- #5,130
- Total SSA Count
- 26
- Syllables
- 2
- Formality
- Moderate
- Nicknames
- Kai, Kay, Lee
Baby Name Comparison — 2026
"slender, fair"
Origin: Irish Gaelic
"mighty in battle"
Origin: Old High German via Matilda
Tilley is more popular, ranked #5049 vs #5130 for Kaileen.
Historical US popularity rank — lower number means more popular.
Historical trend data not available for this comparison.
Names that pair well as siblings.
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Tilley is more popular, ranked #5049 compared to Kaileen at #5130 in the United States.
Kaileen means "slender, fair" (Irish Gaelic origin). Tilley means "mighty in battle" (Old High German via Matilda origin).
Kaileen is primarily a girl name. Tilley is primarily a girl name.