Caelyn is a distinctive girls' name in United States, ranking #3511 in 2018 with 44 recorded births. The name reached its all-time peak in 2012 with 193 births ranking #1251. Since 1996, the popularity has increased by 238.5%. In 2018, approximately 1 in every 38,646 girls born was named Caelyn. FALLING Recent data shows the name is currently falling.