Kaytlyn is a distinctive girls' name in United States, ranking #5524 in 2019 with 23 recorded births. The name reached its all-time peak in 1998 with 158 births ranking #1181. Since 1996, the popularity has decreased by 84.0%. In 2019, approximately 1 in every 72,938 girls born was named Kaytlyn. FALLING Recent data shows the name is currently falling.