Kayleen is a distinctive girls' name in United States, ranking #1545 in 2019 with 140 recorded births. The name reached its all-time peak in 2010 with 284 births ranking #916. Since 1996, the popularity has increased by 12.9%. In 2019, approximately 1 in every 11,983 girls born was named Kayleen. FALLING Recent data shows the name is currently falling.