Kaelynn is a distinctive girls' name in United States, ranking #931 in 2011 with 277 recorded births. The name reached its all-time peak in 2012 with 288 births ranking #909. Since 1996, the popularity has increased by 489.4%. In 2011, approximately 1 in every 6,349 girls born was named Kaelynn. FALLING Recent data shows the name is currently falling.