Kailan is a distinctive boys' name in United States, ranking #6066 in 1998 with 10 recorded births. This places Kailan in the bottom 46% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2022 with 44 births ranking #2888. In 1998, approximately 1 in every 191,132 boys born was named Kailan. FALLING Recent data shows the name is currently falling.