Kaylin is a distinctive boys' name in United States, ranking #4384 in 2001 with 18 recorded births. The name reached its all-time peak in 2012 with 30 births ranking #3589. Since 1996, the popularity has decreased by 37.9%. In 2001, approximately 1 in every 107,935 boys born was named Kaylin. FALLING Recent data shows the name is currently falling.