Kaylynn is a distinctive girls' name in United States, ranking #1011 in 2017 with 257 recorded births. This places Kaylynn in the top 5% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 590 births ranking #513. In 2017, approximately 1 in every 6,715 girls born was named Kaylynn. FALLING Recent data shows the name is currently falling.