Kaytlyn is a distinctive girls' name in United States, ranking #7246 in 2018 with 16 recorded births. The name reached its all-time peak in 1998 with 158 births ranking #1181. Since 1996, the popularity has decreased by 88.9%. In 2018, approximately 1 in every 106,277 girls born was named Kaytlyn. FALLING Recent data shows the name is currently falling.