Kailynn is a distinctive girls' name in United States, ranking #1951 in 2023 with 101 recorded births. The name reached its all-time peak in 2011 with 290 births ranking #899. Since 1996, the popularity has increased by 77.2%. In 2023, approximately 1 in every 15,868 girls born was named Kailynn. FALLING Recent data shows the name is currently falling.