Kaelynn is a distinctive girls' name in United States, ranking #1066 in 2008 with 245 recorded births. The name reached its all-time peak in 2012 with 288 births ranking #909. Since 1996, the popularity has increased by 421.3%. In 2008, approximately 1 in every 7,717 girls born was named Kaelynn. FALLING Recent data shows the name is currently falling.