Kaylin is a distinctive girls' name in United States, ranking #1138 in 2021 with 216 recorded births. The name reached its all-time peak in 2008 with 869 births ranking #377. Since 1996, the popularity has decreased by 56.5%. In 2021, approximately 1 in every 7,591 girls born was named Kaylin. FALLING Recent data shows the name is currently falling.