Caelan is a distinctive boys' name in United States, ranking #1134 in 1997 with 110 recorded births. The name reached its all-time peak in 2001 with 135 births ranking #1068. Since 1996, the popularity has increased by 59.4%. In 1997, approximately 1 in every 17,137 boys born was named Caelan. FALLING Recent data shows the name is currently falling.