Kaileen is a distinctive girls' name in United States, ranking #6433 in 2003 with 18 recorded births. The name reached its all-time peak in 2022 with 83 births ranking #2258. Since 1996, the popularity has decreased by 25.0%. In 2003, approximately 1 in every 101,503 girls born was named Kaileen. FALLING Recent data shows the name is currently falling.