Caelan is a distinctive boys' name in United States, ranking #2413 in 2015 with 53 recorded births. The name reached its all-time peak in 2001 with 135 births ranking #1068. Since 1996, the popularity has decreased by 23.2%. In 2015, approximately 1 in every 36,156 boys born was named Caelan. FALLING Recent data shows the name is currently falling.