Kailan is a distinctive girls' name in United States, ranking #13353 in 2017 with 7 recorded births. This places Kailan in the bottom 28% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2009 with 39 births ranking #3984. Since 1996, the popularity has decreased by 61.1%. In 2017, approximately 1 in every 246,554 girls born was named Kailan. FALLING Recent data shows the name is currently falling.