In Gaelic, name Cailyn means – Girl; lass.. Other origins for name Cailyn include – Gaelic, American. Name Cailyn is most often used as a girl name or female name.
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In Gaelic, name Cailyn means – Girl; lass.. Other origins for name Cailyn include – Gaelic, American. Name Cailyn is most often used as a girl name or female name.