Kailei is a distinctive girls' name in United States, ranking #7562 in 2013 with 16 recorded births. The name reached its all-time peak in 2004 with 34 births ranking #4135. Since 1996, the popularity has increased by 100.0%. In 2013, approximately 1 in every 109,651 girls born was named Kailei. FALLING Recent data shows the name is currently falling.