Kaelynn is a distinctive girls' name in United States, ranking #1143 in 2016 with 221 recorded births. The name reached its all-time peak in 2012 with 288 births ranking #909. Since 1996, the popularity has increased by 370.2%. In 2016, approximately 1 in every 8,016 girls born was named Kaelynn. FALLING Recent data shows the name is currently falling.