Kailynn is a distinctive girls' name in United States, ranking #1910 in 2022 with 105 recorded births. The name reached its all-time peak in 2011 with 290 births ranking #899. Since 1996, the popularity has increased by 84.2%. In 2022, approximately 1 in every 15,607 girls born was named Kailynn. FALLING Recent data shows the name is currently falling.