Kaylen is a distinctive girls' name in United States, ranking #1194 in 2015 with 210 recorded births. The name reached its all-time peak in 2009 with 425 births ranking #687. Since 1996, the popularity has increased by 57.9%. In 2015, approximately 1 in every 8,498 girls born was named Kaylen. FALLING Recent data shows the name is currently falling.