Kayleen is a distinctive girls' name in United States, ranking #1341 in 2015 with 177 recorded births. The name reached its all-time peak in 2010 with 284 births ranking #916. Since 1996, the popularity has increased by 42.7%. In 2015, approximately 1 in every 10,083 girls born was named Kayleen. FALLING Recent data shows the name is currently falling.