Slender or pure
Kaelie is a modern phonetic variant of Kaylee, which blends the Gaelic 'caol' meaning slender with the popular 'lee' suffix. It is also frequently associated with the Greek name Katherine, meaning pure. The name represents a contemporary American preference for creative spellings of established sounds.
Less common today
Kaelie isn't in the latest US Top 1000. It last peaked at #3,110 in 1998.
US births per 5-year period, 1990βpresent (SSA data).