Kaileen is a distinctive girls' name in United States, ranking #7956 in 2001 with 13 recorded births. The name reached its all-time peak in 2022 with 83 births ranking #2258. Since 1996, the popularity has decreased by 45.8%. In 2001, approximately 1 in every 138,505 girls born was named Kaileen. FALLING Recent data shows the name is currently falling.