Caytlyn is a distinctive girls' name in United States, ranking #6778 in 1998 with 14 recorded births. The name reached its all-time peak in 1998 with 14 births ranking #6778. Since 1996, the popularity has increased by 180.0%. In 1998, approximately 1 in every 126,206 girls born was named Caytlyn. STABLE Recent data shows the name is currently stable.