Kayleen is a distinctive girls' name in United States, ranking #1267 in 1998 with 143 recorded births. This places Kayleen in the top 8% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2010 with 284 births ranking #916. Since 1996, the popularity has increased by 15.3%. In 1998, approximately 1 in every 12,356 girls born was named Kayleen. FALLING Recent data shows the name is currently falling.