Kayleen is a distinctive girls' name in United States, ranking #980 in 2009 with 271 recorded births. The name reached its all-time peak in 2010 with 284 births ranking #916. Since 1996, the popularity has increased by 118.5%. In 2009, approximately 1 in every 6,778 girls born was named Kayleen. FALLING Recent data shows the name is currently falling.