Kaelynn is a distinctive girls' name in United States, ranking #1462 in 2020 with 147 recorded births. The name reached its all-time peak in 2012 with 288 births ranking #909. Since 1996, the popularity has increased by 212.8%. In 2020, approximately 1 in every 10,990 girls born was named Kaelynn. FALLING Recent data shows the name is currently falling.