Kellan is a distinctive boys' name in United States, ranking #1352 in 2003 with 101 recorded births. The name reached its all-time peak in 2013 with 843 births ranking #368. Since 1996, the popularity has increased by 134.9%. In 2003, approximately 1 in every 19,557 boys born was named Kellan. FALLING Recent data shows the name is currently falling.