Caytlyn is a distinctive girls' name in United States, ranking #7819 in 2001 with 13 recorded births. The name reached its all-time peak in 1998 with 14 births ranking #6778. Since 1996, the popularity has increased by 160.0%. In 2001, approximately 1 in every 138,505 girls born was named Caytlyn. STABLE Recent data shows the name is currently stable.