Caelen is a distinctive boys' name in United States, ranking #4379 in 2006 with 21 recorded births. The name reached its all-time peak in 2009 with 39 births ranking #2998. Since 1996, the popularity has increased by 61.5%. In 2006, approximately 1 in every 97,863 boys born was named Caelen. FALLING Recent data shows the name is currently falling.