Kaelynn is a distinctive girls' name in United States, ranking #2154 in 2003 with 81 recorded births. The name reached its all-time peak in 2012 with 288 births ranking #909. Since 1996, the popularity has increased by 72.3%. In 2003, approximately 1 in every 22,556 girls born was named Kaelynn. FALLING Recent data shows the name is currently falling.