Slender or crown of laurels
Kayl is a modern phonetic variant likely derived from the Gaelic name Cael, meaning slender, or as a shortened form of the Hebrew name Kayla. It may also be interpreted as a variant of the English name Kay, which has roots in the Latin 'Caius' or the Greek 'daphne' meaning laurel.
Less common today
Kayl isn't in the latest US Top 1000. It last peaked at #4,638 in 2008.
US births per 5-year period, 1990βpresent (SSA data).