Caelin is a distinctive girls' name in United States, ranking #6238 in 1999 with 16 recorded births. The name reached its all-time peak in 2003 with 29 births ranking #4442. Since 1996, the popularity has increased by 33.3%. In 1999, approximately 1 in every 110,861 girls born was named Caelin. STABLE Recent data shows the name is currently stable.