Kaylen is a distinctive girls' name in United States, ranking #871 in 2006 with 306 recorded births. The name reached its all-time peak in 2009 with 425 births ranking #687. Since 1996, the popularity has increased by 130.1%. In 2006, approximately 1 in every 6,213 girls born was named Kaylen. FALLING Recent data shows the name is currently falling.