Caylyn is a distinctive girls' name in United States, ranking #4992 in 1998 with 21 recorded births. The name reached its all-time peak in 2009 with 27 births ranking #5248. Since 1996, the popularity has increased by 10.5%. In 1998, approximately 1 in every 84,138 girls born was named Caylyn. RISING Recent data shows the name is currently rising.