Kaylen is a distinctive girls' name in United States, ranking #1005 in 2004 with 235 recorded births. The name reached its all-time peak in 2009 with 425 births ranking #687. Since 1996, the popularity has increased by 76.7%. In 2004, approximately 1 in every 7,813 girls born was named Kaylen. FALLING Recent data shows the name is currently falling.