About the name Kaylie
Kaylie belongs to the English & American tradition. Its roots are documented, even though its precise meaning is not recorded in the standard references — an honest gap we prefer to a confident guess.
In the United States, Kaylie first appears in Social Security records in 1968. It climbed to its best-ever rank of #281 in 2006, and in 2024 188 babies received the name — 21,950 in total since 1880. Those are the official counts, not estimates.