Kailei is a distinctive girls' name in United States, ranking #8250 in 2023 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 2023, approximately 1 in every 123,280 girls born was named Kailei. FALLING Recent data shows the name is currently falling.