Slender or fair
Kaliegh is a modern American spelling variant of the Gaelic name Kayley or Ceilidh. It derives from the Irish word 'caol', meaning slender, or is associated with the traditional Scottish social gathering known as a ceilidh.
Less common today
Kaliegh isn't in the latest US Top 1000. It last peaked at #5,539 in 2005.
US births per 5-year period, 1990βpresent (SSA data).