Kaylin is a distinctive boys' name in United States, ranking #4819 in 2008 with 20 recorded births. This places Kaylin in the top 33% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2012 with 30 births ranking #3589. Since 1996, the popularity has decreased by 31.0%. In 2008, approximately 1 in every 101,997 boys born was named Kaylin. FALLING Recent data shows the name is currently falling.