Caytlyn is a distinctive girls' name in United States, ranking #15344 in 2010 with 6 recorded births. The name reached its all-time peak in 1998 with 14 births ranking #6778. Since 1996, the popularity has increased by 20.0%. In 2010, approximately 1 in every 296,221 girls born was named Caytlyn. STABLE Recent data shows the name is currently stable.