Kellan is a distinctive boys' name in United States, ranking #1770 in 1999 with 57 recorded births. The name reached its all-time peak in 2013 with 843 births ranking #368. Since 1996, the popularity has increased by 32.6%. In 1999, approximately 1 in every 33,686 boys born was named Kellan. FALLING Recent data shows the name is currently falling.