Kailei is a distinctive girls' name in United States, ranking #8256 in 2022 with 13 recorded births. The name reached its all-time peak in 2004 with 34 births ranking #4135. Since 1996, the popularity has increased by 62.5%. In 2022, approximately 1 in every 126,059 girls born was named Kailei. FALLING Recent data shows the name is currently falling.