Kaylen is a distinctive girls' name in United States, ranking #995 in 2003 with 233 recorded births. The name reached its all-time peak in 2009 with 425 births ranking #687. Since 1996, the popularity has increased by 75.2%. In 2003, approximately 1 in every 7,841 girls born was named Kaylen. FALLING Recent data shows the name is currently falling.